CBSE  /  Class 8  /  Maths  /  Cubes and Cube Roots

  • 1. 
    The number of zeroes at the end of the cube of the number 20 is

  • 1
  • 2
  • 3
  • 6

  • 2. 
    The number of zeroes at the end of the cube root of the cube number 1000 is

  • 1
  • 2
  • 3
  • 4

  • 3. 
    The number of zeroes at the end of the cube of the number 100 is

  • 1
  • 2
  • 4
  • 6

  • 4. 
    The number of zeroes at the end of the cube root of the cube number 8000000 is

  • 1
  • 2
  • 3
  • 6

  • 5. 
    Find the smallest number by which the number 10000 must be divided to obtain a perfect cube.

  • 2
  • 5
  • 10
  • 100

  • 6. 
    Find the smallest number by which the number 128 must be multiplied to obtain a perfect cube.

  • 2
  • 4
  • 3
  • 8

  • 7. 
    Find the smallest number by which the number 256 must be divided to obtain a perfect cube.

  • 2
  • 4
  • 8
  • 16

  • 8. 
    Find the smallest number by which the number 1296 must be divided to obtain a perfect cube.

  • 6
  • 2
  • 4
  • 3

  • 9. 
    The volume of a cube is 64 cm³. The edge of the cube is

  • 4 cm
  • 8 cm
  • 16 cm
  • 6 cm

  • 10. 
    Apala makes a cuboid of plasticine of sides 5 cm, 4 cm, 2 cm. How many such cuboids will be needed to form a cube?

  • 20
  • 25
  • 10
  • 16
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