Questions

Assertion (A) & Reason (B) MCQ

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3 questions · timed · auto-graded

MCQ 11 Mark
Assertion (A) If $43 m=172$, then the value of $m$ is 4 .
Reason (R) Expression are formed by performing operations like addition, subtraction, multiplication and division on the variables.
  • A
    Both A and R are correct and R is the correct explanation of A.
  • Both A and R are correct and R is not the correct explanation of A.
  • C
    A is false but R is true.
  • D
    A is true but R is false.
Answer
Correct option: B.
Both A and R are correct and R is not the correct explanation of A.
B
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MCQ 21 Mark
Assertion (A) The solution of the equation $x+3=0$ is 3 .
Reason (R) The value of the variable in an equation for which the equation is satisfied is called the solution of the equation.
  • A
    Both A and R are correct and R is the correct explanation of A.
  • B
    Both A and R are correct and R is not the correct explanation of A.
  • A is false but R is true.
  • D
    A is true but R is false.
Answer
Correct option: C.
A is false but R is true.
C
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MCQ 31 Mark
Assertion (A) $7 x-9=16$ is a equation.
Reason (R) An equation is a statement in which the values of two mathematical expressions are equal.
  • Both A and R are correct and R is the correct explanation of A.
  • B
    Both A and R are correct and R is not the correct explanation of A.
  • C
    A is false but R is true.
  • D
    A is true but R is false.
Answer
Correct option: A.
Both A and R are correct and R is the correct explanation of A.
A
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Assertion (A) & Reason (B) MCQ - MATHS STD 7 Questions - Vidyadip