Question

a boat make a return journey from point a to point B and back in 5 hours 36 minutes one way it travel with the current and on the return it travels against the current if the speed of the boat increases by 2 kilometre per hour The return journey takes 9 hours 20 minutes what is the speed of boat in still water if distance between a and b is 16 km

Answer 1

Answer 60 km per hour.......