Question

by what number (25) to the power-3 be multiplied so that the product be equal to (5) to the power -3

Answer 1

Let the number to be multiplied by x

(25)^-3 * x=(5)-3
25=5^2
(5^2)^-3*x=(5)^-3
(5)^-6*x=(5)^-3
x=(5)^3

Hope this helps you.