SSC CPO 9 Nov 2022 Shift 3 Paper

Question : 142 of 200

Marks: +1, -0

A boat can go 40 km downstream and 25 km upstream in 7 hours 30 minutes. It can go 48 km downstream and 36 km upstream in 10 hours. What is the speed (in km/h) of the boat in still water?