A car is traveling at a speed of 100 ft/s which accelerates 12 ft/s 2 . The perception reaction time for the driver is 2.40 s. If the maximum grade of the road is -3.7%, compute the following: a ....

 A car is traveling at a speed of 100 ft/s which accelerates 12 ft/s². The perception reaction time for the driver is 2.40 s. If the maximum grade of the road is -3.7%, compute the following:
a. Braking distance in meters
b. Lag distance in meters