A boat travels in upstream If the speed of boat in upstream in decreased by 40 then it is equal to t...........

Quantitative Aptitude (Insurance) Boats and Streams

A boat travels in upstream. If the speed of boat in upstream in decreased by 40% then it is equal to the speed of current and speed of boat in still water is given as 240 km/hr. Then find upstream speed of boat? (in km/hr).