Question

By what no 125 should be multiplied to get a perfect square ans in detail

Answer 1

125×y=5^3×y
y=5
so125×5=625

Answer 2

the factors of 25 are
$5 \times 5 \times 5$
therefore ,for making it perfect square we have to multiply it by 5
so,
$5 \times 5 \times 5 \times 5 = 625$