engineering recuitment UPCL AE (E&M) 2021 Mock Test Quantitative Aptitude Speed Time and Distance Boat and River
A boat takes double of time taken by it to go downstream while coming in upstream. If speed of current is 5 km/hr then find speed of boat in still water?
1
12 km/hr
2
15 km/hr
3
10 km/hr
4
17 km/hr