railway RPF Constable Mock Test Series 2024 Quantitative Aptitude Speed Time and Distance Boat and River
A diver rowing at the speed of 3 km/h in still water takes double the time going 50 km upstream compared to going 50 km downstream. The speed of the diver downstream is:
1
9/2 km/h
2
4 km/h
3
7/2 km/h
4
10/3 km/h