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A man takes 10 hours to row 21 km upstream from point A to point B and back to A by boat. If he takes the same time to row 7 km downstream as upstream. ...
The ratio of the speed of a motorboat to that of a current of water is 36:5. The boat goes along with the current in 5 hours and 10 minutes it will come...
The speed of a boat in still water is 32km/hr and the speed of the current is 8km/hr. It takes a total of 15hours to row to upstream from Point A to B a...
The speed of the boat in still water is 6 km/hr and the speed of the stream is 3 km/hr. A boat goes 108 km downstream with its usual speed but at the ti...
A motor boat goes downstream from point A to B ,which is 36 km away from point A, and then returns to A. If actual speed of the boat in still water is 7...
The ratio of Alex's boat speed in calm water to the speed of the stream is 5:1, respectively. If the boat can traverse 144 km against the current and 36...
A boat can cover 195 km in downstream in 10 hours and 140 km in upstream in 14 hours. Find the distance travelled by the boat in still water in 4 hours.
If a river is flowing at a rate of 6 km/hr and a boat's speed in still water is 150% higher than the river's speed, and the boat travels 'd' kilometers ...
The speed of a boat in still water is 20 km/hr. If the boat covers 90 km in upstream in 9 hours, then find the time taken by the boat to travel 150 km i...