Use the model to solve for x

What is the volume of the sphere shown below with a radius of 3?

An episode of a television show is 60 minutes long when it originally airs with commercials. on a dvd without commercials, the episode is only 417 minutes long. how many1-minute commercials did the episode include when it originally aired? write and solve an equation to justify your answer.

Each equation given below describes a parabola. which statement best compares their graphs? x = 2y^2 x = 8y^2