1. If the speed of a boat in still water is 20 km/hr and the speed of the current is 5 km/hr, then the time taken by the boat to travel 100 km with the current is





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  • By: anil on 05 May 2019 01.48 am
    Speed of boat = 20 km/hr and speed of current = 5 km/hr Distance to travel = 100 km Speed downstream (with the current) = 20 + 5 = 25 km/hr => Time taken = distance / speed = $$frac{100}{25}=4$$ hours => Ans - (C)
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