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A man takes 2.2 times as long to row a distance upstream as to row the same distance downstream. If he can row 55 km downstream in 2 hours 30 minutes, what is the speed of the boat in still water? |
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Answer» SPEED up STREAM=2.2*150=330min Speed=distance/time =330/55=6km/hr Speed downstream=150/55=2.7km/hr. Speed of stream =6-2.7=3.3km/hr. |
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