Question

A train started from rest and moved with constant acceleration. At one time it was traveling 20 m/s, and 170 m farther on it was traveling 46 m/s. Calculate (a) the acceleration, (b) the time required to travel the 170 m mentioned, (c) the time required to attain the speed of 20 m/s, and (d) the distance moved from rest to the time the train had a speed of 20 m/s.