other govt exam NBE Junior Assistant 2024 Mock Tests Series Quantitative Aptitude Speed Time and Distance Boat and River
A can row 42 km downstream and 30 km upstream in 6 hours. He can also row 35 km downstream and 45 km upstream in 7 hours. How much time will he take to row 32 km downstream and 35 km upstream if speed of the boat in still water as well as the speed of the river water both increase by 1 km/h each?
1
5 h 30 m
2
5 h 35 m
3
5 h 18 m
4
5 h 10 m