tim dug a hole that was 24 inches deep. later that day it rained washing 11 inches of dirt back back in the hole. after it dried, tim went back out and dug the hole 13 inches deeper. how deep was the hole after he finished? Show your work.

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?