engineering recuitment UPCL AE (E&M) 2021 Mock Test Quantitative Aptitude Speed Time and Distance Boat and River
Time taken by a boat to go 40 km upstream and come back to the same point is 3 hours and the ratio of the speed of the boat in still water to speed of the stream is 3 : 1, then what is the speed of the boat in still water?
1
40 km/h
2
30 km/h
3
25 km/h
4
32 km/h