Emilio is pickling tomatillos with his grandfather. The tomatillos are approximately spheres with a diameter of 6 cm. The pickling jar they are using has a diameter of 8 cm and a height of 21 cm. The jar can hold 3 tomatillos.

When there are three tomatillos in the jar, how much empty space is in the jar?

Leave it in terms of pie!

What is the approximate volume of the sphere with a diameter of ?

A steel tank has the shape of a circular cylinder oriented vertically with diameter 4 m and height 5 m. The tank is currently filled to a level of 3 m with cooking oil that has a density of 920. Compute the work required to pump the oil out through a 1-meter spout at the top of the tank.

Find the volume of a cylinder with a diameter of 10 inches and a height of 20 inches.