Cubes and Cube Roots- Chapter 7/MCQ

CBSE Class 8 Mathematics/ Cubes and Cube Roots/MCQ is about the Multiple Choice Questions you can expect for yearly examination. Here you can find out practice problems for Class 8 Mathematics.

Cubes and Cube Roots – Chapter 7/MCQ/ CBSE Class 8 Mathematics
Extra Questions for Practice/Multiple Choice Questions
Choose the correct answer from the options given below:

1. Which of the following is a perfect cube?
   A. 1
   B. 2
   C. 3
   Answer: 1
2. The cube of 3 is ————–
   A. 3
   B. 9
   C. 27
   Answer: 27
3. What will be the unit digit of the cube of a number ending with 3?
   A. 3
   B. 7
   C. 9
   Answer: 7
4. If the volume of a cube is 216 cubic cm, find the length of its side?
   A. 4
   B. 6
   C. 8
   Answer: 6 cm
5. The cube of 18 is ——–
   A. 5832
   B. 5382
   C. 5823
   Answer: 5832
6. The cube of an odd number is always ————-
   A. Odd number
   B. Even number
   C. One
   Answer: Odd number
7. How many zeroes are there in the cube of 20?
   A. 2
   B. 3
   C. 4
   Answer: 3
8. The cube root of 1000 is ————–
   A. 10
   B. 100
   C. 500
   Answer: 10
9. Which of the following is known as Hardy Ramanujan Number?
   A. 1792
   B. 1729
   C. 1927
   Answer: 1729
10. Which of the following is not a perfect cube?
    A. 6859
    B. 5832
    C. 4931
    Answer: 4931
11. Find the cube root of 2.197?
    A. 13
    B. 1.3
    C. 0.13
    Answer: 1.3
12. The length of the sides of a cube is 1.4m. Find its volume?
    A. 2.744
    B. 27.44
    C. 274.4
    Answer: 2.744
13. What is the ones digit in the cube root of the number 3375?
    A. 3
    B. 5
    C. 7
    Answer: 5
14. Which of the following is not a perfect cube?
    A. 729
    B. 1000
    C. 1300
    Answer: 1300
15. The cube of an even natural number is ———–
    A. Odd
    B. Even
    C. Two
    Answer: Even
16. The one’s digit of the cube of the number 11 is ————
    A. 1
    B. 2
    C. 3
    Answer: 1
17. The one’s digit of the cube of the number 20 is ———-
    A. 0
    B. 2
    C. 4
    Answer: 0
18. Find the smallest number by which 53240 should be divided to make it a perfect cube?
    A. 2
    B. 5
    C. 11
    Answer: 5
19. Find the smallest number by which 68600 must be multiplied to get a perfect square?
    A. 2
    B. 5
    C. 7
    Answer: 5
20. Find the cube root of 8000?
    A. 2
    B. 4
    C. 20
    Answer: 20