CBSE Board Practice

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CBSE Grade VIII - Cubes and Cube Roots
Question 1
1.
    • Find the cube root of
    • 1728
  • 144
  • 15
  • 9
  • 147
  • 12
Question 2
2.
Which of the following is not a perfect cube?
  • 64
  • 8
  • 729
  • 30
  • 125
Question 3
3.
    • Find the value of
    • 16 3
       
    • +
    • 15 3
       
  • 7472
  • 7470
  • 7469
  • 7471
  • 7474
Question 4
4.
The smallest number by which 500 must be multiplied so that the product is a perfect cube is?
  • 3
  • 1
  • 0
  • 2
  • 4
Question 5
5.
    • Find the
    • cube root
    • of
    • 64
  • 4
  • 5
  • 1
  • 3
  • 7
Question 6
6.
    • Find the value of
    • 12 3
       
    • −
    • 11 3
       
  • 396
  • 397
  • 394
  • 398
  • 400
Question 7
7.
Which of the following is a perfect cube?
  • 509
  • 126
  • 64
  • 346
  • 215
Question 8
8.
    • Find the cube of
    • 9
  • 732
  • 81
  • 729
  • 84
  • 726
Question 9
9.
    • Find the
    • cube root
    • of
    • 8
      125
  • 0
  • 2
    7
  • 2
    5
  • 2
    3
  • 4
    5
Question 10
10.
The smallest number by which 5488 must be divided so that the quotient is a perfect cube is?
  • 3
  • 2
  • 1
  • 4
  • 0