Login / Signup

Question

A boat takes 20 hours to cover 'n' km in still water. While traveling downstream, it takes 15 hours to cover (n - 50) km. If the speed of the boat in still water is 5 times the speed of the stream, find the speed of the stream.

A 20 km/h

B 5 km/h

C 12 km/h

D 15 km/h

E none of these

Practice Next

More Boats and streams Questions

A boat running downstream covers a distance of 24 km in 3 hrs while it covers the same distance upstream in 6 hrs. Then speed of the boat in still water is
A man can go on a motorboat with a speed of 18 km/hour in still water to a certain upstream point and return to the starting point in a river that flows at...
A boat can travel 180 km downstream in 4 hours. If the ratio of the speed of the boat in still water to the speed of the stream is 5:1, then find the time ...
When travelling downstream, a boat takes 5 hours to travel 300 km. If the speed of the stream is (2/5)th of downstream speed of the boat, then find the tim...
A boat takes 5 hours to cover 150 km in downstream. If the ratio of still water speed to downstream speed of boat is 3:5 respectively, then find the time t...
A motor boat covers a certain distance downstream in a river in 5 hours. It covers the same distance upstream in 5 hours and 30 minutes. If the speed of wa...
Ratio of speed of boat in downstream and speed of stream is 8:3, if speed of current is 6 km/hr, then find distance travelled (in km) upstream in 5 hours.
If the speed of the current is 4 km/hr and the ratio of the speed of the boat in downstream to the speed of the stream is 7:2, what is the distance travell...
A boat takes 18 hours to cover 216 km upstream and 12 hours to cover the same distance downstream. Find the time taken by the boat to cover 180 km in still...
A Passenger boat started its journey from point A to B .After sometime when it is 156 km away from point B it is started to get sinking and passengers fou...

Relevant for Exams:

National Housing Bank

Hey! Ask a query

ask-question