List of top Mathematics Questions on Cubes asked in CBSE Class VIII

Find the smallest number by which each of the following numbers must be divided to obtain a perfect cube: 

1. 81 
2. 128 
3.  135 
4.  192 
5.  704

Which of the following numbers are not perfect cubes: 

1. 216 
2. 128 
3.  1000 
4.  100 
5.  46656

Find the smallest number by which each of the following numbers must be multiplied to obtain a perfect cube:

1. 243
2. 256
3.  72
4.  675
5.  100

Parikshit makes a cuboid of plasticine of sides \(5\) \(cm\), \(2\) \(cm\), \(5\) \(cm.\) How many such cuboids will he need to form a cube?