Question
A man rows 40 km upstream and 60 km downstream in 8 hours. If the ratio of his upstream speed to downstream speed is 2:3, then find the time required to travel 30 km upstream and 45 km downstream.
More Boats and streams Questions
- A boat can cover 187 km in downstream in 11 hours and 180 km in upstream in 18 hours. Find the speed of boat in still water
- A boat goes 40 km in upstream in 5 hours and takes 3 hours to complete a distance of 18 km in downstream. Find the speed of boat in still water.
- A boat takes 9 hours more to cover 270 km upstream than to travel 180 km downstream. If the speed of the boat is ‘4x’ km/hr and the speed of the stream is ...
- A boat covers 84 km downstream in 4 hours. It takes the same time to cover 42 km downstream as to cover 30 km upstream. How much time (in hours) will the b...
- Speed of boat is 10 km/hr. Speed of the stream is 20% less than speed of boat. Then find time taken by boat to go 54 km downstream?
- A boat has a speed of 30 m/s in still water. When moving upstream, its speed is reduced by 16(2/3) % compared to its still water speed. If the speed of the...
- A boat can cover 130 km in downstream in 10 hours and 120 km in upstream in 12 hours. Find the distance travelled by the boat in still water in 4 hours.
- A boat can cover 160 km in downstream in 16 hours and 144 km in upstream in 18 hours. Find the speed of boat in still water
- 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/hour)...
- 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 ...
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
