railway DFCCIL MTS 2025 Mock Test Series Quantitative Aptitude Speed Time and Distance Boat and River
A boat covers a distance of 72 km downstream in 6 hours, while it takes 12 hours to cover the same distance upstream. What is the speed of the boat in still water?
1
6 km/h
2
9 km/h
3
10 km/h
4
8 km/h