20 pts. The radius of a car wheel is 12 inches. How many revolutions per minute is the wheel making when the car is traveling at 40 mph. Round your answer to the nearest revolution.

Jason jumped off of a cliff into the ocean in acapulco while vacationing with some friends. his height above ocean measured in feet as a function of time could be modeled by the h(t) = -16t2 + 16t + 480, where t is the time in seconds from jumping off. how high is the cliff in feet?