Saloon cars one parking wait for the red light at the intersection while waiting for the truck to pass through a red light with a constant speed 16 m/s people saloon car driver thought the fire. So leave the car with constant acceleration 4 m/s in 4s. Later a police ambush at an intersection thus driving motorcycle pursue both with constant acceleration. If the police want to be catching up while the coupe is about to overtake the truck fit. Police had to drive a motorcycle how much acceleration. In unit m/s