Question
A man can row 25/2 km an hour in still water and he finds that it takes him thrice as long to row up as to row down the river. The rate of stream is:
More Boats and streams Questions
- The downstream speed of a boat is 8 km/hr more than its upstream speed and the ratio of the speed of the boat in still water to the speed of the stream is ...
- A boy can swim in water with a speed of 12 km/hr in still water. If the speed of the stream is 5 km/hr, what will be the time taken by the boy to cover 68 ...
- A man rows a boat a certain distance downstream in 9 hours, while it takes 18 hours to row the same distance upstream. How many hours will it take him to r...
- A motorboat covers a certain distance downstream in a river in 3 hours. It covers the same distance upstream in 3 and a half an hour. If the speed of the w...
- A boy can swim a certain distance downstream in 2 hours and return in 5 hours. If the rate of stream is 3 kmph then what is the speed of boy in still water...
- The speed of a boat in still water is 28 km/hr. If the boat covers 140 km in upstream in 7 hours, then find the time taken by the boat to travel 144 km in ...
- The speed of a boat in still water is 15 km/h and the speed of the stream is 3 km/h. Find the time taken to travel 54 km downstream.
- A man can row 32 km/hr in still water. It takes him thrice as long to row up as to row down the river. Find the rate of the current.
- The speed of a boat is that of the current of water is 30:7. The boat goes along with the current in 4 hours 12 minutes. It will come back in
- The ratio of the boat's speed in still water to the speed of the stream is 10:2. The boat takes time in the ratio 11:15 to travel (d − 70) km upstream and ...
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
