If the radius of sphere B is 5 times the radius of sphere A, then the ratio of the volume of sphere B to the volume of sphere A is:
A) 0.008
B) 0.2
C) 5
D) 25
E) 125

Question

Quizplus · Accepted Answer

The volume of a sphere is proportional to the cube of its radius. If the radius of sphere B is 5 times that of sphere A, then the volume of sphere B is 5^3 = 125 times the volume of sphere A.

If the Radius of Sphere B Is 5 Times the Radius