state gov Kolkata Police Constable Mock Test 2024 Quantitative Aptitude Speed Time and Distance Boat and River
The ratio of the speed of the boat to the speed of current is 5 : 2. If a person can row his boat 112 km downstream in 4 hours, find the speed of the boat in still water.
1
20 km/hr
2
18 km/hr
3
16 km/hr
4
22 km/hr