A car traveling 67 km/h slows down at a constant 0.45 m/s2 just by "letting up on the gas."?

Update: Calculate the distance the car coasts before it stops. (Answer 380 m)
Calculate the time it takes to stop. (Answer 41s)
Calculate the distance it travels during the first second. (Answer 18 m)
Calculate the distance it travels during the fifth second. I JUST NEED HELP WITH PART D
4 answers 4