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The correct answer is A
A boat can travel 45 km downstream in 50 min. The ratio of the speed of the boat in still water to the speed of the stream is 5: 4. How much time will t...
A boat can cover 120 km in upstream in 6 hours and 180 km in downstream in 3 hours. Find the speed of the stream.
Speed of boat is 10 km/hr. Speed of the stream is 20% less than speed of boat. Then find time taken by boat to go 54 km downstream?
When travelling downstream, a boat takes 5 hours to travel 300 km. If the speed of the stream is (2/5)th of downstream speed of the boat, the...
A boat travels 315 km downstream in 7 hours and 135 km upstream in 9 hours. Determine the total time the boat takes to cover 150 ...
A motor boat covers a certain distance downstream in a river in 4 hours. It covers the same distance upstream in 4 hours and 30 minutes. If the speed of...
A boy can swim in water with a speed of 10 km/hr in still water. If the speed of the stream is 6 km/hr, what will be the time taken by the boy to cover ...
The ratio of speed of boat in upstream and in Stillwater is 1: 3 respectively. The boat takes a total of 10 hours to travel 300 kilometer in downstream ...
A captain can navigate a ship at a speed of 5 km/hr in calm waters. With a current moving at a speed of 3 km/hr, he takes 12 hours longer to travel 'd' ...
