A man can row a boat at a speed of 5 km/h if it takes one hour more to row the boat 5.25 km upstream than to return downstream. find the speed of the stream
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Speed downstream = (5 + 1) kmph = 6 kmph
Speed upstream = (5 - 1) kmph = 4 kmph
Let the required distance be x km
Then,
x6+x4
= 1
⇒ 2x + 3x = 12
⇒ 5x = 12
⇒ x = 2.4 km
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