Class VIII

What will be the unit digit of the cube of a number ending with 4 ? 
If the digit in one’s place of a number is 2, then the last digit of its cube will be:
  1. 2
  2. 4
  3. 6
  4. 8
A cuboid has dimensions 5cm , 2cm, 5cm .How many such cuboid will be needed to form a cube ?
  1. 20
  2. 10
  3. 5
  4. 2
Each prime factor appears _________ times in its cube?
  1. 2
  2. 3
  3. 1
  4. 4
Which of the following is equal to its own cube?
  1. -1
  2. -2
  3. -3
  4. -9
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