railway RPF Constable Mock Test Series 2024 Quantitative Aptitude Speed Time and Distance Boat and River
A boy can swim in still water at a speed of 40 km/hr. If the speed of the current would have been 15 km/hr, then find the time in which the boy could swim 25 km upstream.
1
2 hours
2
2.5 hours
3
1 hour
4
3 hours