Question

Find the smallest number that is exactly divisible by 5,15
and 25.

Answer 1

Explanation:

Find the LCM

5, 15, 25

Factorize of the above numbers :

Factorize of the above numbers : 5 = 5

Factorize of the above numbers : 5 = 5 15 = 3 • 5

Factorize of the above numbers : 5 = 5 15 = 3 • 5 25 = 5²

LCM = 3 • 5² = 75