Speed of boat in downstream is 45% more than speed of boat in still water. If speed of stream is 9 km/h, then find the time taken by the boat to cover 8...
A boat takes one-third time in moving a certain distance downstream than upstream. The ratio of the speed of the boat in still water and that of the cur...
The speed of a boat in still water is 6 km/hr more than that of the current. The time taken by the boat to cover 825 km downstream is 16.5 hours. Find t...
The speed of a boat in still water is 30 km/hr. If the boat covers 240 km in upstream in 12 hours, then find the time taken by the boat to travel 120 km...
A boat covers some distance downstream in 1 hour. It covers 3/2 hours. If the velocity of the stream is 3 kilometers per hour, then what will be the vel...
A boat racer can row 45/2km/h in still water. If the speed of river is 12.5 km/h, it takes him 40 minutes to row to a place and back, how far off is the...
When travelling downstream, a boat takes 4.25 hours to travel 187 km. If the speed of the stream is (5/11)th of downstream speed of the boat,...
A boat moves 25km upstream and 39km downstream in 8 hours. It travels 35km upstream and 52km downstream in 11 hours. What is the speed of the stream if ...
A boy can swim in water with a speed of 10 km/hr in still water. If the speed of the stream is 4 km/hr, what will be the time taken by the boy to cover ...
A man can row at 6 kmph in still water. If the velocity of current is 4 kmph and it takes him 6 hour to row to a place and come back, how far is the place?
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