railway RRB Technician Grade 3 Mock Test 2024 Quantitative Aptitude Speed Time and Distance Boat and River
The speed of a boat in still water is 12 km/h, and the speed of the stream is 3 km/h. A man goes to a place by boat, 45 km and comes back to the starting point. Find the total time taken by him.
1
8 hours
2
7 hours
3
6 hours
4
9 hours