The Speed Of A Boat Is 5 Km/h In Still Water. It Crosses A River Of Width 1 Km Along The Shortest Possible Path In 15 Minutes. The Velocity Of The River Water Is?
The speed of a boat is 5 km/h in still water. It crosses a river of width 1 km along the shortest
possible path in 15 minutes. The velocity of the river water is?
(1) 1 km/h
(2) 3 km/h
(3) 4 km/h
(4) 5 km/h
asked Jun 13 12:00:00 AM