A 6.0-lb stroller resting on a horizontal floor is pulled by a 85-lb boy with a constant force of 75.0 lb. What is the speed of the bag within 15.0 seconds? After the 15.0-second interval, the boy wants to stop the stroller within 7.5 seconds. How much force must he apply?
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A 6.0-lb stroller resting on a horizontal floor is pulled by a 85-lb boy with a constant force of 75.0 lb. What is the speed of the bag within 15.0 seconds? After the 15.0-second interval, the boy wants to stop the stroller within 7.5 seconds. How much force must he apply?
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