Bill is not only good at riding a bike with no hands, but he can also ride the bike with no hands and facing backwards while the bike goes forward. Bill is riding his bike in such a manner while playing catch with Betty who is stationary on the ground and facing Bill. Bill is on the bike (facing backwards toward Betty) and traveling away from Betty at a speed of 12.2 m/s when he throws a ball to Betty at a speed of 22.0 m/s relative to the bike. What is the velocity of the ball as measured by Betty
Answers: 3
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