Question

Which of these becomes a perfect cube when multiplied by 25?

Answer 1

Answer:

.

We know, a perfect cube has multiples of 3 as powers of prime factors.

Here, number of 5's is 2.

So we need to multiply another 5 in the factorization to make 25 a perfect cube.

Hence, the smallest number by which 25 must be multiplied to obtain a perfect