UNSUUUUUUUDAS
(first taught in
Practice E:
lesson 41)
The speedy punt returner and the ferocious defen-
sive player are headed straight toward each other.
The punt returner is traveling at a speed of 15 feet
per second, while the defensive player is traveling
at 12 feet per second. If the two are exactly 54 feet
apart, in how many seconds will they hit?