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OpenStudy (anonymous):
A hot air balloon is moving at a speed of 10 meters/second in the +x direction. The balloonist throws a brass ball with a velocity of -2 meters/second with respect to himself. If the ball lands after 20 seconds, about how far does it land horizontally from the point at which it was released? A. 98 meters B. 160 meters C. 196 meters D. 420 meters
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