Edward is driving 52 mi/h on a one-lane road. He must make a quick stop because there

Question:

Edward is driving 52 mi/h on a one-lane road. He must make a quick stop because there is a stalled car ahead.
a. What is his approximate reaction distance?
b. What is his approximate braking distance?
c. About how many feet does the car travel from the time he switches pedals until the car has completely stopped?