Question
A boat can cover 160 km in downstream in 16 hours and
144 km in upstream in 18 hours. Find the speed of boat in still waterSolution
Downstream speed of the boat = 160/16 = 10 km/hr Upstream speed of the boat = 144/18 = 8 km/hr Speed of boat in still water = (10 + 8)/2 = 9 km/hr
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