state gov UP Police SI (दरोगा) Mock Test Series 2025 Quantitative Aptitude Speed Time and Distance Boat and River
A kayak travels 45 km of a river towards upstream in 8 hours. How long will it take to travel the same distance downstream, if the speed of the current is 1/5th the speed of the kayak in still water?
1
4 hours 15 minutes
2
4 hours 20 minutes
3
5 hours 20 minutes
4
6 hours 35 minutes