SSC SSC MTS & Havaldar Mock Test Series 2024 Quantitative Aptitude Speed Time and Distance Boat and River
Speed of stream is 4 km/hr and the speed of boat is 11 km/hr. In how much time will the boat cover a distance of 21 km upstream and 45 km downstream?
1
6 hours
2
3 hours
3
4 hours
4
7 hours