Suzy is shopping at a book sale. The table shows
prices for paperbacks.
4
6
8
Books (x)
Cost(y)
6
9
12
These points are graphed. Notice the pattern of the
points. What is the rate?
The cost is $
for every 2 books,

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?