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Speed of boat in still water is 12 km/h ...

Speed of boat in still water is 12 km/h and speed of stream is 4 km/h. The boat takes total 6 hours to go and comes back. Find the length of river.

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The correct Answer is:
32 km
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Speed of a boat is 6 km/hr in still water and the speed of the stream is 1 km/hr. If the boat takes 12 hours to go to a place and come back, then what is the distance (in km) of the place? (a) 21 (b) 28 (c) 35 (d) 70

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ADVANCED MATHS BY ABHINAY MATHS ENGLISH-BOATS AND STREAM-QUESTIONS
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  3. Speed of boat in still water is 12 km/h and speed of stream is 4 km/h....

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  16. P, Q and R are the three towns on a river which flows uniformly, Q is ...

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  18. A man can cross a downstream river by steamer in 40 minutes and same b...

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  20. A sailor in river takes a boat from place A to place B, and returns to...

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