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A Man Pushes Downstream 30 Km And Upstream 18 Km, Taking 5 Hours Each Time. What Is The Speed Of The Stream (current)?

Answer»

Let X=speed of BOAT and y=speed of current

=30/ (x + y) =18/(x-y) =5 by SOLVING y=1.2 km/hr

Let x=speed of boat and y=speed of current

=30/ (x + y) =18/(x-y) =5 by solving y=1.2 km/hr



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