Question

The least number to be multiplied with 231525 to make it a perfect cube is:
1. 7
2. 5
3. 3
4. 2

Answer 1

Correct Answer - Option 2 : 5

Given:

The least number to be multiplied with 231525 to make it a perfect cube 

Concept used:

Factorisation 

Calculation:

231525 = 3 × 3 × 3 × 5 × 5 × 7 × 7 × 7

We have 3³ × 7³ × 5² × 5 should be multiplied.

The no 5 should be multiplied to make the number a perfect cube.