A boat can travel 7.8 km downstream in 26 minutes and 8.5km upstream in 34
minutes. What is the total time taken by the boat to travel 45 km upstream and
the same distance downstream together ?
1) 5hr 30min 2) 6hr 15min 3) 5hr 45min
4) 6hr
5) 5hr
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Answer:
5hour30minutes is the right one
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