Assertion (A) & Reason (B) MCQ - Maths STD 8 Questions - Vidyadip

Questions

Assertion (A) & Reason (B) MCQ

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100 questions · auto-graded multiple-choice test.

MCQ 11 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s) \ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A)$ : Rational numbers are commutative for addition.
Reason $(R)$ : Rational numbers are commutative under addition and multiplication

✓
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
D
$A$ is false but $R$ is true

Answer

Correct option: A.

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

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MCQ 21 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s) \ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A)$ : Natural numbers are associative for subtraction
Reason $(R)$ : The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 31 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s) \ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A)$ : Whole numbers are not closed under subtraction
Reason $(R)$ : A rational number is a number that is in the form of $\frac{\text{p}}{\text{q}}$ where $p$ and $q$ are integers, and $q$ is not equal to $0.$

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
✓
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
D
$A$ is false but $R$ is true

Answer

Correct option: B.

Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$

Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$

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MCQ 41 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason(s) $(R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A)$ : Integers are associative for division
Reason $(R)$ : The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 51 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s) \ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A)$ : Rational numbers are not associative for addition
Reason $(R)$ : The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 61 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s) \ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A)$ : Natural numbers are commutative for subtraction
Reason $(R)$ : Rational numbers are commutative under addition and multiplication

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 71 Mark

Directions: In the following questions, the Assertions $(A)$ and Reason(s) $(R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A):$ Whole numbers are not associative for addition
Reason $(R):$ The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 81 Mark

Directions: In the following questions, the Assertions $(A)$ and Reason$(s) (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A):$ Natural numbers are associative for division
Reason $(R):$ The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
✓
$A$ is true but $R$ is false
D
$A$ is false but $R$ is true

Answer

Correct option: C.

$A$ is true but $R$ is false

$A$ is false but $R$ is true

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MCQ 91 Mark

Directions: In the following questions, the Assertions $(A)$ and Reason(s) $(R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A):$ Whole numbers are not associative for multiplication
Reason $(R):$ The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 101 Mark

Directions: In the following questions, the Assertions $(A)$ and Reason(s) $(R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A):$ Whole numbers are not commutative for division
Reason $(R):$ Rational numbers are commutative under addition and multiplication

✓
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
D
$A$ is false but $R$ is true

Answer

Correct option: A.

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

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MCQ 111 Mark

Directions: In the following questions, the Assertions $(A)$ and Reason$(s) (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A):$ Whole numbers are commutative for addition
Reason $(R):$ Rational numbers are commutative under addition and multiplication

✓
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
D
$A$ is false but $R$ is true

Answer

Correct option: A.

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

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MCQ 121 Mark

Directions: In the following questions, the Assertions $(A)$ and Reason$(s) \ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A):$ Rational numbers are not associative for division
Reason $(R):$ The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

✓
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
D
$A$ is false but $R$ is true

Answer

Correct option: A.

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

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MCQ 131 Mark

Directions: In the following questions, the Assertions $(A)$ and Reason$(s) \ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A):$ Rational numbers are closed under division.
Reason $(R):$ A rational number is a number that is in the form of $\frac{\text{p}}{\text{q}}$ where $p$ and $q$ are integers, and $q$ is not equal to $0.$

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 141 Mark

Directions: In the following questions, the Assertions $(A)$ and Reason$(s) \ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A):$ Rational numbers are closed under subtraction
Reason $(R):$ A rational number is a number that is in the form of $\frac{\text{p}}{\text{q}}$ where $p$ and $q$ are integers, and $q$ is not equal to $0.$

✓
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
D
$A$ is false but $R$ is true

Answer

Correct option: A.

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

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MCQ 151 Mark

Directions: In the following questions, the Assertions $(A)$ and Reason$(s) \ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A):$ Rational numbers are not commutative for subtraction
Reason $(R):$ Rational numbers are commutative under addition and multiplication

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
✓
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
D
$A$ is false but $R$ is true

Answer

Correct option: B.

Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

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MCQ 161 Mark

Directions: In the following questions, the Assertions $(A)$ and Reason$(s) \ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A):$ Rational numbers are not associative for multiplication.
Reason $(R):$ The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 171 Mark

Directions: In the following questions, the Assertions $(A)$ and Reason$(s) (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A):$ Whole numbers are closed under addition
Reason $(R):$ A rational number is a number that is in the form of $\frac{\text{p}}{\text{q}}$ where $p$ and $q$ are integers, and $q$ is not equal to $0.$

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
✓
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
D
$A$ is false but $R$ is true

Answer

Correct option: B.

Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$

Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$

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MCQ 181 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s)\ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A)$ : Rational numbers are associative for subtraction
Reason $(R)$ : The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 191 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s)\ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A)$ : Integers are commutative for subtraction
Reason $(R)$ : Rational numbers are commutative under addition and multiplication

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 201 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s) \ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A)$ : Whole numbers are not associative for subtraction
Reason $(R)$ : The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

✓
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
D
$A$ is false but $R$ is true

Answer

Correct option: A.

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

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MCQ 211 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s) \ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A)$ : Whole numbers are commutative for multiplication
Reason $(R)$ : Rational numbers are commutative under addition and multiplication

✓
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
D
$A$ is false but $R$ is true

Answer

Correct option: A.

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

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MCQ 221 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s)\ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A)$ : Natural numbers are closed under subtraction
Reason $(R)$ : A rational number is a number that is in the form of $\frac{\text{p}}{\text{q}}$ where $p$ and $q$ are integers, and $q$ is not equal to $0.$

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 231 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s)\ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A)$ : Whole numbers are not closed under multiplication
Reason $(R)$ : A rational number is a number that is in the form of $\frac{\text{p}}{\text{q}}$ where $p$ and $q$ are integers, and $q$ is not equal to $0$.

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 241 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s)\ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A)$ : Natural numbers are associative for addition
Reason $(R)$ : The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

✓
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
D
$A$ is false but $R$ is true

Answer

Correct option: A.

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

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MCQ 251 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s)\ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A): \frac{1}{2}$ of $2$ is a rational number
Reason $(R) :$ a rational number is a type of real numbers, which is in the form of $\frac{\text{p}}{\text{q}}$ where $q$ is not equal to zero

✓
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
D
$A$ is false but $R$ is true

Answer

Correct option: A.

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

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MCQ 261 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s) \ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A) : $ Natural numbers are commutative for division
Reason $(R) :$ Rational numbers are commutative under addition and multiplication

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 271 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s) \ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $ (A) : a + b = b + a$ is called commutative law of addition
Reason $(R) :$ Rational numbers are commutative under addition and multiplication

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
✓
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
D
$A$ is false but $R$ is true

Answer

Correct option: B.

Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$

Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$

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MCQ 281 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s)\ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $ (A): a \times (b \times c) = (a \times b) \times c$ is called associative law for multiplication
Reason $(R) :$ The associative laws state that when you add or multiply any three real numbers, the grouping $($or association$)$ of the numbers does not affect the result.

✓
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
D
$A$ is false but $R$ is true

Answer

Correct option: A.

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

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MCQ 291 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s) \ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion$ (A) :$ Rational numbers are not closed under multiplication
Reason $(R) :$ A rational number is a number that is in the form of $\frac{\text{p}}{\text{q}}$ where $p$ and $q$ are integers, and $q$ is not equal to $0$.

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 301 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s) \ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A)$ : Integers are associative for subtraction
Reason $(R)$ : The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 311 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s) \ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A) : (a + b) + c = a + (b + c)$ is called
Reason $(R) :$ The associative laws state that when you add or multiply any three real numbers, the grouping $($or association$)$ of the numbers does not affect the result

✓
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
D
$A$ is false but $R$ is true

Answer

Correct option: A.

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

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MCQ 321 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s)\ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A) :$ Integers are not associative for addition
Reason $(R) :$ The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 331 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s)\ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A) :$ Rational numbers are not closed under addition
Reason $(R) :$ A rational number is a number that is in the form of $\frac{\text{P}}{\text{q}}$, where $p$ and $q$ are integers, and $q$ is not equal to $0.$

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 341 Mark

Directions: In the following questions, the Assertions $(A)$ and Reason $(s) \ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $ (A) : a \times b = b \times a$ is called commutative law for multiplication
Reason $(R) : $ Rational numbers are commutative under addition and multiplication

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
✓
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
D
$A$ is false but $R$ is true

Answer

Correct option: B.

Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$

Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$

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MCQ 351 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s) \ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A)$ : Natural numbers are closed under division
Reason $(R)$ : $A$ rational number is a number that is in the form of $\frac{\text{p}}{\text{q}}$ where $p$ and $q$ are integers, and $q$ is not equal to $0.$

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 361 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s)\ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A) :$ Rational numbers are commutative for division
Reason $(R) :$ Rational numbers are commutative under addition and multiplication

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 371 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s)\ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A) :$ Rational numbers are commutative for multiplication
Reason $(R) :$ Rational numbers are commutative under addition and multiplication

✓
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
D
$A$ is false but $R$ is true

Answer

Correct option: A.

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

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MCQ 381 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s)\ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A) :$ Whole numbers are not closed under division
Reason $(R) :$ A rational number is a number that is in the form of $\frac{\text{p}}{\text{q}}$ where $p$ and $q$ are integers, and $q$ is not equal to $0.$

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
✓
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
D
$A$ is false but $R$ is true

Answer

Correct option: B.

Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$

Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$

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MCQ 391 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s)\ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A) :$ Whole numbers are commutative for subtraction
Reason $(R) :$ Rational numbers are commutative under addition and multiplication

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 401 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s)\ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A) :$ Natural numbers are commutative for multiplication
Reason $(R) :$ Rational numbers are commutative under addition and multiplication

✓
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
D
$A$ is false but $R$ is true

Answer

Correct option: A.

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

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MCQ 411 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s)\ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A) : 0$ is not a rational number
Reason $(R) :$ a rational number is a type of real numbers, which is in the form of $\frac{\text{p}}{\text{q}}$ where $q$ is not equal to zero.

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 421 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s) \ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A) :$ Natural numbers are closed under multiplication
Reason $(R) :$ A rational number is a number that is in the form of $\frac{\text{p}}{\text{q}}$ where $p$ and $q$ are integers, and $q$ is not equal to $0.$

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
✓
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
D
$A$ is false but $R$ is true

Answer

Correct option: B.

Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$

Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$

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MCQ 431 Mark

Directions : In the following questions, the Assertions $(A)$ and Reason $(s)\ (R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion $(A) :$ Natural numbers are closed under addition
Reason $(R) :$ A rational number is a number that is in the form of $\frac{\text{p}}{\text{q}}$ where $p$ and $q$ are integers, and $q$ is not equal to $0.$

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
✓
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
D
$A$ is false but $R$ is true

Answer

Correct option: B.

Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$

Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$

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MCQ 441 Mark

Directions: In the following questions, the Assertions $(A)$ and Reason(s) $(R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion (A): Natural numbers are not associative for multiplication
Reason (R): The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 451 Mark

Directions: In the following questions, the Assertions $(A)$ and Reason(s) $(R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion (A): Integers are commutative for division
Reason (R): Rational numbers are commutative under addition and multiplication

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 461 Mark

Directions: In the following questions, the Assertions $(A)$ and Reason(s) $(R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion (A): Integers are not commutative for multiplication
Reason (R): Rational numbers are commutative under addition and multiplication

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 471 Mark

Directions: In the following questions, the Assertions $(A)$ and Reason(s) $(R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion (A): Integers are not commutative for addition
Reason (R): Rational numbers are commutative under addition and multiplication

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 481 Mark

Directions: In the following questions, the Assertions $(A)$ and Reason(s) $(R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion (A): Integers are associative for multiplication
Reason (R): The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

✓
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
D
$A$ is false but $R$ is true

Answer

Correct option: A.

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

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MCQ 491 Mark

Directions: In the following questions, the Assertions $(A)$ and Reason(s) $(R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion (A): Whole numbers are associative for division
Reason (R): The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

A
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
✓
$A$ is false but $R$ is true

Answer

Correct option: D.

$A$ is false but $R$ is true

$A$ is false but $R$ is true

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MCQ 501 Mark

Directions: In the following questions, the Assertions $(A)$ and Reason(s) $(R)$ have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion (A): Natural numbers are commutative for addition
Reason (R): Rational numbers are commutative under addition and multiplication

✓
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
B
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
C
$A$ is true but $R$ is false
D
$A$ is false but $R$ is true

Answer

Correct option: A.

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

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MCQ 511 Mark

Assertion (A): Whole numbers are not commutative for division
Reason (R): Rational numbers are commutative under addition and multiplication

✓
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
D
A is false but R is true

Answer

Correct option: A.

Both A and R are true and R is the correct explanation of A

A

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MCQ 521 Mark

Assertion (A): Whole numbers are not closed under subtraction
Reason (R): A rational number is a number that is in the form of $\frac{\text{p}}{\text{q}}$ where p and q are integers, and q is not equal to 0.

A
Both A and R are true and R is the correct explanation of A
✓
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
D
A is false but R is true

Answer

Correct option: B.

Both A and R are true but R is not the correct explanation of A

B

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MCQ 531 Mark

Assertion (A): Whole numbers are not closed under multiplication
Reason (R): A rational number is a number that is in the form of $\frac{\text{p}}{\text{q}}$ where p and q are integers, and q is not equal to 0.

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 541 Mark

Assertion (A): Whole numbers are not closed under division
Reason (R): A rational number is a number that is in the form of $\frac{\text{p}}{\text{q}}$ where p and q are integers, and q is not equal to 0.

A
Both A and R are true and R is the correct explanation of A
✓
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
D
A is false but R is true

Answer

Correct option: B.

Both A and R are true but R is not the correct explanation of A

B

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MCQ 551 Mark

Assertion (A): Whole numbers are not associative for subtraction
Reason (R): The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

✓
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
D
A is false but R is true

Answer

Correct option: A.

Both A and R are true and R is the correct explanation of A

A

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MCQ 561 Mark

Assertion (A): Whole numbers are not associative for multiplication
Reason (R): The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 571 Mark

Assertion (A): Whole numbers are not associative for addition
Reason (R): The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 581 Mark

Assertion (A): Whole numbers are commutative for subtraction
Reason (R): Rational numbers are commutative under addition and multiplication

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 591 Mark

Assertion (A): Whole numbers are commutative for multiplication
Reason (R): Rational numbers are commutative under addition and multiplication

✓
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
D
A is false but R is true

Answer

Correct option: A.

Both A and R are true and R is the correct explanation of A

A

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MCQ 601 Mark

Assertion (A): Whole numbers are commutative for addition
Reason (R): Rational numbers are commutative under addition and multiplication

✓
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
D
A is false but R is true

Answer

Correct option: A.

Both A and R are true and R is the correct explanation of A

A

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MCQ 611 Mark

Assertion (A): Whole numbers are closed under addition
Reason (R): A rational number is a number that is in the form of $\frac{\text{p}}{\text{q}}$ where p and q are integers, and q is not equal to 0.

A
Both A and R are true and R is the correct explanation of A
✓
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
D
A is false but R is true

Answer

Correct option: B.

Both A and R are true but R is not the correct explanation of A

B

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MCQ 621 Mark

Assertion (A): Whole numbers are associative for division
Reason (R): The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 631 Mark

Assertion (A): $\frac{1}{2}$ of 2 is a rational number
Reason (R): a rational number is a type of real numbers, which is in the form of $\frac{\text{p}}{\text{q}}$ where q is not equal to zero

✓
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
D
A is false but R is true

Answer

Correct option: A.

Both A and R are true and R is the correct explanation of A

A

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MCQ 641 Mark

Assertion (A): Rational numbers are not commutative for subtraction
Reason (R): Rational numbers are commutative under addition and multiplication

✓
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
D
A is false but R is true

Answer

Correct option: A.

Both A and R are true and R is the correct explanation of A

A

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MCQ 651 Mark

Assertion (A): Rational numbers are not closed under multiplication
Reason (R): A rational number is a number that is in the form of $\frac{\text{p}}{\text{q}}$ where p and q are integers, and q is not equal to 0.

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 661 Mark

Assertion (A): Rational numbers are not closed under addition
Reason (R): A rational number is a number that is in the form of $\frac{\text{P}}{\text{q}}$, where p and q are integers, and q is not equal to 0.

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 671 Mark

Assertion (A): Rational numbers are not associative for multiplication.
Reason (R): The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 681 Mark

Assertion (A): Rational numbers are not associative for division
Reason (R): The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

✓
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
D
A is false but R is true

Answer

Correct option: A.

Both A and R are true and R is the correct explanation of A

A

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MCQ 691 Mark

Assertion (A): Rational numbers are not associative for addition
Reason (R): The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 701 Mark

Assertion (A): Rational numbers are commutative for multiplication
Reason (R): Rational numbers are commutative under addition and multiplication

✓
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
D
A is false but R is true

Answer

Correct option: A.

Both A and R are true and R is the correct explanation of A

A

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MCQ 711 Mark

Assertion (A): Rational numbers are commutative for division
Reason (R): Rational numbers are commutative under addition and multiplication

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 721 Mark

Assertion (A): Rational numbers are commutative for addition.
Reason (R): Rational numbers are commutative under addition and multiplication

✓
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
D
A is false but R is true

Answer

Correct option: A.

Both A and R are true and R is the correct explanation of A

A

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MCQ 731 Mark

Assertion (A): Rational numbers are closed under subtraction
Reason (R): A rational number is a number that is in the form of $\frac{\text{p}}{\text{q}}$ where p and q are integers, and q is not equal to 0.

✓
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
D
A is false but R is true

Answer

Correct option: A.

Both A and R are true and R is the correct explanation of A

A

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MCQ 741 Mark

Assertion (A): Rational numbers are closed under division.
Reason (R): A rational number is a number that is in the form of $\frac{\text{p}}{\text{q}}$ where p and q are integers, and q is not equal to 0.

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 751 Mark

Assertion (A): Rational numbers are associative for subtraction
Reason (R): The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 761 Mark

Assertion (A): Natural numbers are not associative for multiplication
Reason (R): The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 771 Mark

Assertion (A): Natural numbers are commutative for subtraction
Reason (R): Rational numbers are commutative under addition and multiplication

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 781 Mark

Assertion (A): Natural numbers are commutative for multiplication
Reason (R): Rational numbers are commutative under addition and multiplication

✓
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
D
A is false but R is true

Answer

Correct option: A.

Both A and R are true and R is the correct explanation of A

A

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MCQ 791 Mark

Assertion (A): Natural numbers are commutative for division
Reason (R): Rational numbers are commutative under addition and multiplication

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 801 Mark

Assertion (A): Natural numbers are commutative for addition
Reason (R): Rational numbers are commutative under addition and multiplication

✓
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
D
A is false but R is true

Answer

Correct option: A.

Both A and R are true and R is the correct explanation of A

A

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MCQ 811 Mark

Assertion (A): Natural numbers are closed under subtraction
Reason (R): A rational number is a number that is in the form of $\frac{\text{p}}{\text{q}}$ where p and q are integers, and q is not equal to 0.

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 821 Mark

Assertion (A): Natural numbers are closed under multiplication
Reason (R): A rational number is a number that is in the form of $\frac{\text{p}}{\text{q}}$ where p and q are integers, and q is not equal to 0.

A
Both A and R are true and R is the correct explanation of A
✓
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
D
A is false but R is true

Answer

Correct option: B.

Both A and R are true but R is not the correct explanation of A

B

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MCQ 831 Mark

Assertion (A): Natural numbers are closed under division
Reason (R): A rational number is a number that is in the form of $\frac{\text{p}}{\text{q}}$ where p and q are integers, and q is not equal to 0.

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 841 Mark

Assertion (A): Natural numbers are closed under addition
Reason (R): A rational number is a number that is in the form of $\frac{\text{p}}{\text{q}}$ where p and q are integers, and q is not equal to 0.

A
Both A and R are true and R is the correct explanation of A
✓
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
D
A is false but R is true

Answer

Correct option: B.

Both A and R are true but R is not the correct explanation of A

B

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MCQ 851 Mark

Assertion (A): Natural numbers are associative for subtraction
Reason (R): The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 861 Mark

Assertion (A): Natural numbers are associative for division
Reason (R): The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 871 Mark

Assertion (A): Integers are not commutative for multiplication
Reason (R): Rational numbers are commutative under addition and multiplication

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 881 Mark

Assertion (A): Integers are not commutative for addition
Reason (R): Rational numbers are commutative under addition and multiplication

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 891 Mark

Assertion (A): Integers are not associative for addition
Reason (R): The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 901 Mark

Assertion (A): Integers are commutative for subtraction
Reason (R): Rational numbers are commutative under addition and multiplication

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 911 Mark

Assertion (A): Integers are associative for subtraction
Reason (R): The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 921 Mark

Assertion (A): Integers are associative for multiplication
Reason (R): The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

✓
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
D
A is false but R is true

Answer

Correct option: A.

Both A and R are true and R is the correct explanation of A

A

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MCQ 931 Mark

Assertion (A): Integers are associative for division
Reason (R): The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 941 Mark

Assertion (A): (a + b) + c = a + (b + c) is called
Reason (R): The associative laws state that when you add or multiply any three real numbers, the grouping (or association) of the numbers does not affect the result

✓
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
D
A is false but R is true

Answer

Correct option: A.

Both A and R are true and R is the correct explanation of A

A

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MCQ 951 Mark

Assertion (A): a × (b × c) = (a × b) × c is called associative law for multiplication
Reason (R): The associative laws state that when you add or multiply any three real numbers, the grouping (or association) of the numbers does not affect the result.

✓
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
D
A is false but R is true

Answer

Correct option: A.

Both A and R are true and R is the correct explanation of A

A

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MCQ 961 Mark

Assertion (A): a × b = b × a is called commutative law for multiplication
Reason (R): Rational numbers are commutative under addition and multiplication

A
Both A and R are true and R is the correct explanation of A
✓
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
D
A is false but R is true

Answer

Correct option: B.

Both A and R are true but R is not the correct explanation of A

B

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MCQ 971 Mark

Assertion (A): 0 is not a rational number
Reason (R): a rational number is a type of real numbers, which is in the form of $\frac{\text{p}}{\text{q}}$ where q is not equal to zero.

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 981 Mark

Assertion (A): Natural numbers are associative for addition
Reason (R): The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.

✓
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
D
A is false but R is true

Answer

Correct option: A.

Both A and R are true and R is the correct explanation of A

A

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MCQ 991 Mark

Assertion (A): Integers are commutative for division
Reason (R): Rational numbers are commutative under addition and multiplication

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
✓
A is false but R is true

Answer

Correct option: D.

A is false but R is true

D

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MCQ 1001 Mark

Assertion (A): a + b = b + a is called commutative law of addition
Reason (R): Rational numbers are commutative under addition and multiplication

A
Both A and R are true and R is the correct explanation of A
✓
Both A and R are true but R is not the correct explanation of A
C
A is true but R is false
D
A is false but R is true

Answer

Correct option: B.

Both A and R are true but R is not the correct explanation of A

B

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