state gov BSSC Group D (DST - Karyalay Parichari) Mock Test Series 2025 Quantitative Aptitude Speed Time and Distance Boat and River
If the speed of a boat in still water is 3 km/h and if its speed upstream is 1 km/h, find the speed of the stream.
1
0.25 km/h
2
0.5 km/h
3
1 km/h
4
2 km/h