The speed of a boat is 40 km/h in upstream and 60 km/h in downstream. How much time will be taken by boat to cover 1250 km in still water?
1
10 hrs
2
25 hrs
3
20 hrs
4
15 hrs
The speed of a boat is 40 km/h in upstream and 60 km/h in downstream. How much time will be taken by boat to cover 1250 km in still water?