Question

Suppose that a sphere with radius 5a has the same volume as a cone of radius 3a. What is the height of the cone? Give your answer in terms of a. Use the formulas V= 4/3 pie r^3 and V= 1/3 pie r^2h for the volumes of a sphere and cone respectively.

Answer 1

See my answer choices are
A.9/500 a
B.500/9 a^2
C.9/500 a^2
D.500/9 a

Answer 2

do you have a choice of 500a/9?