Brothers Bo and Joe have a combined mass of 200 kg and are zooming along at 10 m/s in a 100 kg amusement park bumper car. They bump into Melinda’s car, which is sitting still. Melinda has a mass of 25 kg and is also in a 100 kg car. After the collision, the twins continue moving with a speed of 4.12 m/s. a. a). What is the initial momentum of the system? b). What must be the final momentum of the system? c). How fast is Melinda’s car bumped across the floor?