Mathematics, 03.02.2020 05:59 selena5713
Jonathan and samantha row their canoe 39 miles downstream in 3 hours. after a picnic, they row back upstream. after 4 hours they only travel 20 miles. assuming that they canoe at a constant rate and the river's current is constant, find the speed at which jonathan and samantha can row in still water.
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Jonathan and samantha row their canoe 39 miles downstream in 3 hours. after a picnic, they row back...
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