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Mathematics, 19.07.2019 11:00 freddyfriendo2364
It took boat to travel from pier a to pier b 5 hours going upstream. it made the return trip downstream in 3 hours and 30 minutes. what is the distance between two piers, if the speed of the current is 3 mph?
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It took boat to travel from pier a to pier b 5 hours going upstream. it made the return trip downstr...
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