Question

parikshit makes a cuboid of plasticine of 5 cm,2cm,5cm.how much such cuboids will he need to form a cube?

Answer 1

He needs 20 cuboids
5*5*2
5&2 are not i n pairs
Hence we should make it in pair
5*5*5*2*2*2
To mke it in pair we use 5,2&2
Hence 5*2*2=20

Answer 2

We need 20 such cuboid