Speed of a boat in still water is three times the speed of the boat in upstream. If the boat takes 10 minutes to cover 28 km in downstream, then find th...
The current age of 'N' is 25% more than the current age of 'M'. The present age of 'P' is the average of the present ages of 'M' and 'N'. Three years fr...
A boat can cover 200 km in downstream in 10 hours and 150 km in upstream in 15 hours. Find the distance travelled by the boat in still water in 5 hours.
The speed of the stream is 10 km/h. Boat ‘A’ covers 150 km distance against the stream in 6 hours and boat ‘B’ covers 108 km distance against th...
Speed of a boat in still water is 15 kmph and speed of stream is 12 kmph. A man rows to a place at a distance of 81 km and come back to starting point. ...
A boat travelled 8km upstream in 30 minutes and 6 km downstream in 15 minutes. Then in how long it will take to go 12 km in still water?
A man can go on a motor boat with a speed of 15 km/hour in still water, he goes to a certain distance upstream and come back to the starting point in a ...
A boat goes 5 km an hour in still water, but takes twice as much time in going the same distance against the current. The speed of the current (in km/ho...
A boat goes 24 km downstream in 3 hour and the same distance upstream in 6 hours. The speed of the boat in still water is:
The speed of current is 18 km/hr. If the speed of the boat in still water had been 7 km/hr more than the original speed, then it would take 8 hours to c...
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