Question
Jaya goes to station at a speed of 6 km / hr and returns
back at a speed of 9 km / hr. If she takes 5 hrs. in all. Find the distance between her home and station.Solution
Speed of current is equal to 15% of speed of boat in still water. If the boat takes 12 hours to cover 120 km in still water, then find the time taken by...
A boy can swim in still water at a speed of 7 km/hr. If the speed of the current would have been 5 km/hr, then the boy could swim 36 km
If a man rows 8km downstream in 6 hours and 4km upstream in 4 hours, then how long will it take him to cover 14km in still water?
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 54 km downstream with its usual speed but at the tim...
A boat covered 192 km along the stream in 6 hours and 120 km against the stream in 6 hours. Find the speed of boat in still water.
Speed of stream 'X' is 2 km/h more than speed of stream 'Y'. Sum of upstream speed of a boat in 'X' and its downstream speed in 'Y' is 38 km/h. Time tak...
The speed of a boat in still water is 20 km/hr. If the boat covers 80 km in upstream in 8 hours, then find the time taken by the boat to travel 150 km i...
A boat can travel 72 km upstream and 108 km downstream in 5 hours. Find the speed of the boat in still water if the ratio of the ...
Motor boat covers a certain distance downstream in a river in 20 hours. It covers the same distance upstream in 30 hours. If the speed of the water is 1...
The difference between the time taken by a boat to travel 360 km upstream and 240 km downstream is 10 hours. The speed of the boat and the stream are οΏ½...
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