SSC SSC GD Constable 2025 Mock Test Series Quantitative Aptitude Speed Time and Distance Boat and River
A motorboat whose speed is 20 km/h in still water takes 30 minutes more to go 24 km upstream than to cover the same distance downstream. If the speed of the boat in still water is increased by 2 km/h, then how much time will it take to go 39 km downstream and 30 km upstream?
1
2 h 50 m
2
3 h 10 m
3
3 h 40 m
4
2 h 40 m