other govt exam FCI Manager Phase I & II Mock Test 2022 Quantitative Aptitude Speed Time and Distance Boat and River
A boat takes 40 minutes to travel 20 km downstream. If the speed of the stream is 2.5 km/hr, how much more time will it take to come back?
1
4 min.
2
6 min.
3
8 min.
4
10 min.
5
12 min.