Use the four-step procedure for solving the following variation problem, The height that a ball bounces varies directly as the height from which it was dropped. A tennis ball dropped from 8 inches bounces 64
inches. From what height was the tennis ball dropped if it bounces 48 inches?

Is 7.5 inches correct?

Which represents the solution set of the inequality 5x-9 < 21? a. x < 12/5 b. x > 12/5 c. x > 6 d. x < 6

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =

You are at a restaurant and owe $56.20 for your meal. you want to leave an 18% tip. approximately how much is your tip?