state gov DSSSB Warder, Assistant Superintendent, Matron Mock Test 2024 Quantitative Aptitude Speed Time and Distance Boat and River
A watercraft is rowed down 32 km along a river in 4 hours and 10 km against the river in 5 hours. Find the speed of the watercraft and that of the river.
1
4.5 km/h and 2.5 km/h
2
4 km/h and 3 km/h
3
5 km/h and 3 km/h
4
3.5 km/h and 1.5 km/h