460 m /4 9. A person (mass 67 kg) is sitting in a stationary raft. If she jumps out of the raft (mass 325 kg) with a velocity of 3.75 m/s, what is the final velocity of the raft? 10. A 1250 kg car is stopped at a traffic light when a 3550 kg truck moving at 8.33 m/s hits the car from behind If the ? What is the dor in Kinetic