Question

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?​

Answer 1

Step-by-step explanation:

Factors of 5 and 2 both are not in a group of three. Therefore, the number must be multiplied by = 2 × 5 × 2 2\times5\times2 2×5×2= 20 to make it a perfect cube. Hence he needs 20 cuboids.