A person can swim in still water at 4 km/h. If the speed of water 2 km/h, how many hours will the man take to swim back against the current for 6 km
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he takes 3 hours to swim back
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Answer:
3 h
Explanation:
M = 4km/h
S = 2km/h
US = 4 - 2 = 2 km/h
Distance = 6 km
Time = Distance/Speed
= 6/2 h
= 3 h
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