Question
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 by the boat in still water in 15 hours, then find the value of (N − 210)².
More Boats and streams Questions
- A boy can swim a certain distance downstream in 6 hours and return in 7 hours. If the rate of stream is 3 kmph then what is the speed of boy in still water...
- A man rows a boat 36 km upstream and the same distance downstream. The speed of the stream is 3 km/h. It takes him 3 hours more to cover the upstream journ...
- A boat sails 180 km downstream and half of that distance upstream in 12 hours. If the stream’s speed is 50% less than that of the boat in still water, dete...
- The speed of the boat in still water is 10 km/h and the speed of the stream is 6 km/h. A boat goes 48 km downstream with its usual speed but at the time of...
- A person rows 300 km against the current in 5 hours and travels 540 km along the current in 6 hours. How much time will he take to row 660 km in still wate...
- If the sum of upstream and downstream speed is 24 km/hr and the speed of the current is 5 km/hr, then find the approximate time taken to cover 36 km downst...
- A boat covers 35 km downstream in 2 h and covers the same distance upstream in 7 h. Find the speed (in km/h) of the boat in still water.
- A boat makes a journey from point P to point Q and return back in 6 hr 40 min. One way it travels with the stream and on the return it travel against the s...
- A man can row 8 km/hr in still water. If the speed of the current is 2 km/hr, it takes 5 hours more in upstream than in the downstream for the same distanc...
- The velocity of a boat when moving downstream is 18 km/h greater than the speed of the stream. If it takes the boat 8 hours to travel 192 km downstream, de...
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)