A boulder breaks free on a slope and rolls downhill. It rolls for complete revolutions before grinding to a halt. If the boulder has a volume of cubic feet, how far in feet did the boulder roll? (Assume the boulder doesn't lose mass to friction). Round to 3 significant digits. Round your final answer to the nearest integer.

If a sphere has a volume of , what is its diameter?

A spherical plastic ball has a diameter of . What is the volume of the ball to the nearest cubic inch?

Find the diameter of a sphere whose radius is .

A sphere has a volume of . What is its diameter?