A boat goes 28 km downstream and while returning covers only 75% of the distance covered downstream. If the boat takes 3 hours more to cover upstream ...
Question
A boat goes 28 km downstream and while returning covers only 75% of the distance covered downstream. If the boat takes 3 hours more to cover upstream than downstream, then find the speed of the boat in still water (km/hr) if the speed of the stream is m/sec?