defence exam DGAFMS Group C 2025 Mock Test Series Quantitative Aptitude Speed Time and Distance Boat and River
A man can row a distance of 900 metres against the stream in 12 minutes and returns to the starting point in 9 minutes. What is the speed (in km/h) of the man in still water?
1
\(5\frac{1}{4}\)
2
\(4\frac{1}{2}\)
3
6
4
5