engineering recuitment HPCL Junior Executive 2025 Mock Test Quantitative Aptitude Speed Time and Distance Boat and River
A boat goes 50 km upstream in 7 hours and 90 km downstream in 7 hours, find the speed of boat in still water in km.
1
10 km/h
2
15 km/h
3
12 km/h
4
18 km/h