Question

A smaller than average beach ball has a volume of 36 pi in ^3, what is its radius

Answer 1

3 inches

Explanation:

The volume of a sphere = (4/3) π r^3 , therefore:-

36 π = (4/3) π r^3

r^3 = 36 π / (4/3) π

r^3 = 36 *3 / 4

r^3 = 27

Therefore r = 3 ins (answer).