Civil Services TSPSC Group 1 Mock Test 2022-23 Quantitative Aptitude Speed Time and Distance Boat and River
The speed of a boat in still water is 20 km/hr. A certain distance upstream and downstream can be covered by the boat in 4 hours and 3 hours respectively. Find the speed of the river.
1
20/9 km/hr
2
20/7 km/hr
3
25/7 km/hr
4
25/9 km/hr