Cube and Cube Roots – Class 8/MCQ

CBSE CLASS 8 MATHEMATICS
Cube and Cube Roots – Chapter 7/ MCQ

1. The ones digit of the cube of 72 is ——––
A. 2
B. 4
C. 8
2. Find the cube root of 27/ 64?
A. ¾
B. 4/3
C. 9/16
3. The prime factorisation of 343 is ———––
A. 3 x 7 x 11
B. 7 x 7 x 7
C. 5 x 7 x 13
4. The cube root of 1000 is ————
A. 10
B. 100
C. 1000
5. The side of a cubical box is 7 cm. The volume of the cubical box is ———–
A. 143
B. 243
C. 343
6. A perfect cube does not end with ——— zeros.
A. One
B. Two
C. Three
7. Which of the following are perfect cubes?
A. 216
B. 25
C. 100
8. A rectangular box has length; breadth and height are 10cm, 5 cm and 7 cm respectively. Find the volume of the box?
A. 300 cu cm
B. 350 cu cm
C. 400 cu cm
9. If the digit in ones place of a number is 1, then the digit in ones place of its cube will be ——-—-
A. One
B. Two
C. Three
10. The cube and cube root of a number is same. Which is that number?
A. 1
B. -1
C. 10

Answers:

1. 8
2. ¾
3. 7 x 7 x 7
4. 10
5. 343
6. Two
7. 216
8. 350 cu cm
9. One
10. 1