Login / Signup

Question

In still water, boats A and B have speeds in the ratio 15:11. Boat A’s still-water speed is five times the stream speed. If A covers 180 km downstream in 5 hours, find the time taken by B to travel 96 km upstream.

A 3 hrs

B 7 hrs

C 6 hrs

D 10 hrs

E None of these

Practice Next

More Boats and streams Questions

The distance covered by a boat while moving in downstream in a fixed time is 3/4 more than in upstream. The speed of stream is what % of the still water sp...
The speed of a boat in still water is 200% higher than the speed of stream. If the boat takes 4 hours to cover 96 km downstream, find the time it will take...
The speed of a boat in still water is 30 km/hr. If the boat covers 240 km in upstream in 12 hours, then find the time taken by the boat to travel 120 km in...
The ratio of the speed of boat ‘A’ in still water, the speed of boat ‘B’ in still water and the speed of the current is 11:5:2, respectively. If the time t...
A boat covers 56 km downstream in 4 hours and 40 km upstream in 5 hours. Find the speed of the stream.
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 6 hours to cover 288 km downstream and 7 hours to cover 168 km upstream. Find the time taken by the boat to cover 180 km in still water.
The downstream speed of a boat is 20 kmph more than its upstream speed and the sum of the downstream and upstream speeds is 60 kmph. The boat covers (x + 5...
A boat travels 100 km upstream and 160 km downstream in 9 hours. If the speed of the boat in still water is 25 km/hr greater than the speed of the stream, ...
The speed of the boat A and B in still water are in the ratio 15:13. The speed of the current for both boats is 16 km/hr. If the sum of time taken by boat ...

Relevant for Exams:

Hey! Ask a query

ask-question