Question: You are driving through town at 16 m/s when suddenly a car backs out of a driveway in front of you. You apply the brakes

You are driving through town at 16 m/s when suddenly a car backs out of a driveway in front of you. You apply the brakes and begin decelerating at 3.2 m/s2.
(a) How much time does it take to stop?
(b) After braking half the time found in part (a), is your speed 8.0 m/s, greater than 8.0 m/s, or less than 8.0 m/s?
(c) Find your speed after braking half the time found in part (a).

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