When the driver first sees the overturned truck, he will continue tomove at 65 mi/h during this reaction time. During this time, the vehiclewill travel 1.47*65*t feet, or 95.5
t
ft. Thus, the distance available forbraking is 350 – 95.5
t
feet. This is the distance that is available fordeceleration before the vehicle hits the overturned truck. The formulafor braking distance is