A river has a steady speed of 0.550 m/s. A student swims upstream a distance of 1.00 km and swims back to the starting point. If the student can swim at a speed of 1.50 m/s in still water, how long does the trip take (swimming up and down in the current)?If the water were still, by how much would the trip be longer or shorter?
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A river has a steady speed of 0.550 m/s. A student swims upstream a distance of 1.00 km and swims ba...
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