Question

A spherical tank has a radius of 6 yards. It is filled with a liquid that costs $7.15 per cubic yard.

Answer 1

1 the volume of a sphere = (4/3) pi r^3
so value of liquid = $7.15 * (4/3)* 3.14 * 6^3

= 6465.89 cu yards

Answer 2

4πr³/3=V

288π=V

288πx7.15=$6,465.89