Boat and Stream- 1 (Questions) SBI PO/SSC CGL- 2017 скачать в хорошем качестве

Boat and Stream- 1 (Questions) SBI PO/SSC CGL- 2017

Questions from the video:- 1)A man rows a boat 18 km in 4 hours downstream and returns upstream in 12 hours. The speed of the stream (in km per hour) is 2)A boat travels 24 km upstream in 6 hours and 20 km downstream in 4 hours. Then the speed of boat in still water and the speed of water current are respectively 3)A boat running downstream covers a distance of 20km in 2 hrs while it covers the same distance upstream in 5 hrs. Then speed of the boat in still water is 4)A swimmer swims from a point’ against a current for 5 minutes and then swims backwards in favour of the current for next 5 minutes and comes to the Point B. If AB is loo metres, the speed of the current (in km per hour) is: 5)A man rows 4 km upstream in 2 hours and 8 km downstream in 3 hours then how long (approx.) will he take to cover 16 km in still water?