The speed of a boat in still water is 8 km/hr It can go 15 km upstream and 22 km downstream in 5 hours. Find the speed of the stream.

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asked Feb 17, 2018 in Mathematics by Kundan kumar (49,132 points) 34 379 1010
The speed of a boat in still water is 8 km/hr It can go 15 km upstream and 22 km downstream in 5 hours. Find the speed of the stream.

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answered Feb 17, 2018 by Vikash Kumar (144,729 points) 8 11 21
 
Best answer

Since, x cannot be a negative value So, x = 3
∴ Speed of the stream is 3 km/hr

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