Download App

Rational Numbers — MATHS STD 8 — Question

Gujarat BoardEnglish MediumSTD 8MATHSRational Numbers1 Mark
MCQ
Assertion (A): If $\frac{p}{q}$ is a rational number then $q$ cannot be equal to 0 .
Reason (R): Division by zero is not defined.
  • ✓
    Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).
  • B
    Both Assertion (A) and Reason (R) are true and Reason (R) is not the correct explanation of Assertion (A).
  • C
    Assertion (A) is true but Reason (R) is false.
  • D
    Assertion (A) is false but Reason (R) is true.
✓

Answer

Correct option: A.
Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).
A

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "Assertion (A) & Reason (B) MCQ" from Rational Numbers→Rational Numbers — all question types→MATHS STD 8 question papers→Gujarat Board STD 8 question papers→Gujarat Board question paper generator→

Similar questions

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 $0.$
→
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 $(A)$: $a^m\times a^n$ is equal to $a^{m+n}$
Reasons $(R)$: product of powers property
→
Assertion (A): The unit digit in the square of the number 1000 is 1.
Reasons (R): Units digit of a number is the digit in the one’s place of the number. i.e. it is the rightmost digit of the number.
→
Assertion (A): The sum of the measures of the exterior angles of any polygon is 360.
Reason (R): The formula for calculating the size of an exterior angle in a regular polygon is: 360.
→
Assertion (A) The ratio of 4 cm to 1 m is 1 : 25.
Reason (R) A ratio means comparison between two quantities having same unit.
→
Observe the following bar graph and consider it as reasons for the following assertions:

Assertion (A): Travelling allowance rentis the expenditure minimum.
→
Assertion (A): The multiplicative inverse of am is a-m.
Reasons (R): The multiplicative inverse of a number is defined as a number which when multiplied by the original number gives the product as 1.
→
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 $(A)$: If $102 = 100$, then the square root of $100$ is $10$
Reasons $(R)$: The square root is the number that we need to multiply by itself to get the original number.
 
→
Assertion (A): The root of the equation 3x = $\frac{20}{7} $ - x is $\frac{5}{7}$
Reason (R): The value of the variable which makes left hand side equal to right hand side in the given equation is called the solution or the root of the equation.
→
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.
→