Math, asked by henupatel812gmailcom, 1 year ago

a boat covers a certain distance downstream in one and half hours. It covers the same distance upstream in 2 hours. The speed of the boat in still water is 35 km/hr. Find the speed of stream

Answers

Answered by dk361646
9
let the distance covered=y
speed of stream=x
distance=speed×time
going downstream-
y=(35+x)3/2
going upstream-
y=(35-x)2
:-x=5(from solving upper 2 equations)
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