Question

A boat travel 30km upstream in the same amount of time it take to a travel 60 km downstream in the same river if the current speed of water is 4km/hr find the speed of the boat in still water

Answer 1

Let the boat travel upstream = x km/h
Speed of the boat downstream = y km/h




X+4y = 30
X-y = 60
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3y=90
Y=90
----= 30
3

Answer 2

hope it helps if so pls MARK brainliest