state gov WBPSC Clerkship Mock Test 2023 - 24 Quantitative Aptitude Speed Time and Distance Boat and River
The speed of a boat in still water is 4 kmph while its speed against the stream is 2 kmph. What is the speed of the stream?
1
None of these
2
3 kmph
3
2.5 kmph
4
3.5 kmph