In a classic ``Seinfeld'' episode, Jerry races one of his old high school friends. Upon hearing a car backfire, Jerry leaves 0.5 seconds before the other guy. Jerry's maximum acceleration is . His friend's is .
a.
How long will it take the friend to overtake Jerry?
b.
How far from the start are they when they are even?
c.
What are their respective velocities when they are even?
. His friend's is 
.
