BANK Karnataka Bank PO Mock Test Series 2024 Quantitative Aptitude Speed Time and Distance Boat and River
A boat travels upstream at a speed of 20 km/hr. and returns by covering the same distance. If the average speed of the boat for the total journey is 27.5 km/hr., what is the speed of the stream?
1
7.5 km/hr.
2
9 km/hr.
3
10.5 km/hr.
4
12 km/hr.
5
15 km/hr.