A man can swim in still water with a speed of 6 km/hr. He takes thrice as much time to swim upstream than downstream. What is the speed of the stream?
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Step-by-step explanation:
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Answered by
1
Step-by-step explanation:
Let the speed of stream=x km/h
speed of man=6km/h
Speed in upstream= 6-xkm/h
Speed in downstream= 6+x km/h
Distance is same and taken to be constant.y
time taken in upstream- y/6-x
time taken in downstream- y/6+x
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