Question
The speed of the boat in still water is 11 km/hr and the speed of the stream is 7 km/hr. A boat goes 54 km downstream with its usual speed but at the time of returning the speed of the boat in still water is doubled. Find the total time taken by boat to cover the whole distance.
TYPE 34
More Boats and streams Questions
- A boat travels 48 km downstream in 4 hours and 24 km upstream in 6 hours. What is the speed of the boat in still water?
- Time taken by a boat to cover 100 km downstream is 5 hours, whereas time taken to cover 84 km upstream is 7 hours. If 'N' represents the distance covered b...
- 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 submarine can travel a certain distance downstream in 4 hours and the same distance upstream in 8 hours. If the submarine's speed in still water is 12 km...
- The time taken by a boat to travel 'd' kilometers downstream is 8 hours, while the time taken to travel (d - 60) kilometers upstream is 10 hours. The speed...
- 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 man takes a total time of 5 hours to cover 36 km downstream and 18 km upstream, while the man takes the same time to cover 54 km downstream and 12 km ups...
- In still water, a boat can cover 30 km in 90 minutes. Speed of the stream is 20% of the speed of the boat in downstream. Find the time taken by the boat to...
- The upstream speed of a motorboat is 14 km/hr. If the boat travels 256 km downstream in 8 hours, find the speed of the current.
- A boat travels 150 km downstream in 6 hours. The difference between its downstream speed and upstream speed is 3 km/h. What is the ratio of the boat's spee...
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
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
- 200 Questions with Detailed Solutions
- Section-wise Coverage (GA, English, Quant & Reasoning)