Download App

MATHS Assertion (A) & Reason (B) MCQ

Cubes and Cube Roots · Gujarat Board (GSEB) STD 8 (GSEB - English Medium). 3 questions.

Questions

Assertion (A) & Reason (B) MCQ

🎯

Test yourself on this topic

3 questions · timed · auto-graded

MCQ 11 Mark
Assertion (A) The ones digit in the cube root of the cube number 100000 is 0.
Reason (R) The cube root of a number is the factor that we multiply by itself three times to get that number.
  • 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
View full question & answer→
MCQ 21 Mark
Assertion (A) Finding the cube root of a number is the inverse operation of finding the cube of that number.
Reason (R) If you take the cube root of a number and then cube, the result you will get back to the original number.
  • ✓
    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
View full question & answer→
MCQ 31 Mark
Assertion (A) The cube of an even number is always an even number.
Reason (R) When you multiply an even number by itself three times, the result is always even.
  • ✓
    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
View full question & answer→
Generate Paper FreeAll Cubes and Cube Roots topics