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QUESTION
A hot-air balloon is rising straight up with a speed of 2.2 m/s. A ballast bag is released from rest relative to the balloon when it is 13.6 m above...
A hot-air balloon is rising straight up with a speed of 2.2 m/s. A ballast bag is released from rest relative to the balloon when it is 13.6 m above the ground. How much time elapses before the ballast bag hits the ground?
