railway RRB Group D Mock Test Series 2024-25 Quantitative Aptitude Speed Time and Distance Boat and River
The upstream speed of a boat is 8 km/h and the downstream is 15 km/h. What is the speed of the boat in still water and the speed of the stream (in km/h), respectively?
1
11 and 3
2
3 and 11
3
11.5 and 3.5
4
3.5 and 11.5