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A boat covers a certain distance downstream in 4 hours but takes 6 hours to return upstream to the
Answers (1)
A boat covers a certain distance downstream in 4 hours but takes 6 hours to return upstream to the starting point. If the speed of the stream be 3 km/hr, find the speed of the boat in still water
- Option 1)
15 km/hr
- Option 2)
11 km/hr
- Option 3)
13 km/hr
- Option 4)
14 km/hr
- Option 5)
12 km/hr
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