other govt exam India Post Postman & Mail Guard Mock Test 2020 Quantitative Aptitude Speed Time and Distance Boat and River
A boat goes 240 km along a stream in 12 hours while it goes 100 km in 10 hours against the stream. How much time the boat will take to cover 210 km distance in still water?
1
11 hrs
2
15 hrs
3
19 hrs
4
14 hrs