Which of the following expressions are equivalent?

The radius of a sphere is 3 inches. which represents the volume of the sphere?

Is there an x intercept in the equation 60*1.15^x

Fatima plans to spend at least $15 and at most $20 dollars on sketch pads and pencils. if she buys 2 sketchpads, how many pemcils can she buy while staying in her price range? fatima can buy between and pencils. ? (type whole numbers. use ascending? order.)