Teaching AEES PRT (Atomic Energy Education Society) 2022 Test Series Quantitative Aptitude Speed Time and Distance Boat and River
A boat travels 77 km downstream in 7 hours while 45 km upstream in 5 hours. Find the speed of boat in still water.
1
10 km/hr
2
9 km/hr
3
8 km/hr
4
7.5 km/hr