Question1

A blue car pulls away from a red stop-light just after it has turned green with a constant acceleration of 0.6 m/s. A green car arrives at position of the stop-light 5 s after the light had turned green. If t = 0 while the light turns green, at what time does the green car catch the blue car if the green car maintains the slowest constant speed required to catch up to blue car? Answer in units of s

Question2

An unmarked police car, travelling a constant 86, is passed by a speeder travelling 160. Precisely 0.90 after speeder passes the policeman steps on the accelerator if the police car's acceleration is 2.20, how much time elapses after police car is passed until it overtakes the speeder (thought moving at constant speed)?