engineering recuitment FSSAI Assistant Mock Test 2021 Quantitative Aptitude Speed Time and Distance Boat and River
Time is taken by a boat to go 51 km downstream is the same as the time taken by it to go 33 km upstream. If the time taken by boat to go 7.5 km upstream when the speed of the boat in still water is increased by 1 km/h is 37.5 minutes, then what is the speed of the stream?
1
3 km/h
2
4 km/h
3
5 km/h
4
6 km/h