railway DFCCIL Junior Executive 2023 (CBT 1 & CBT 2) Mock Test Quantitative Aptitude Speed Time and Distance Boat and River
The speed of a boat in still water is 12 km/h. It can return to its original place downstream by going 24 km upstream in 4 hours 30 minutes. What is the speed of the stream?
1
5 km/h
2
3 km/h
3
4 km/h
4
2 km/h