Billy's plant is at least 2 inches tall. Graph all the possible heights of the plant.

Can any one me with the answers to these questions asap?

Julie goes to the sports store and spends $40.50 before tax. she buys a pair of shorts for $21.75 and 3 pairs of socks that each cost the same amount. how much does each pair of socks cost? $$

Astraight water slide is 175 feet above ground and is 200 feet long. what is the angle of depression to the bottom of the slide?