Question
A boat covers 30 km downstream in 60 minutes. If the ratio of the speed of the boat in still water to that of the speed of the stream is 8:4, respectively, then find the time taken by the boat to cover a distance of 15 km upstream.
More Boats and streams Questions
- A boat can travel 18 km downstream in 2 hours and 12 km upstream in 3 hours. What is the speed of the boat in still water?
- The speed of a boat in still water is 15 km/h , and the speed of the stream is 3 km/h . How much time will it take to travel 36 km upstream and 54 km ...
- The ratio of the speed of the boat in upstream to that of in downstream is 4:7, respectively. If the speed of the current is 9 km/h, then find the speed of...
- A man can row his boat with the stream at 22 km/h and against the stream in 7 km/hours. The man’s rate is
- The speed of the stream is 20 km/h. Boat ‘A’ covers 120 km distance against the stream in 6 hours and boat ‘B’ covers 120 km distance against the stream in...
- When travelling downstream, a boat takes 5.25 hours to travel 252 km. If the speed of the stream is (3/8)th of downstream speed of the boat, then find the ...
- The downstream speed of a boat is 16 kmph more than its upstream speed and the sum of the downstream and upstream speeds is 44 kmph. The boat covers (x + 1...
- A boat moves at a speed of 11 km/hr in still water, while the current speed is 5 km/hr. If it takes a total of 20 hours to go ‘x’ km both upstream and down...
- If the sum of upstream and downstream speed is 20 km/hr and the speed of the current is 5 km/hr. Then find time taken to cover 45 km in downward?
- A boat takes 30 hours to move 300 km upstream. If the boat doubles its speed, then it covers 300 km downstream in 6 hours. Find the speed of the stream.
Relevant for Exams:
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
