It takes a boat going upstream 5 hours to cover the same distance, as it would cover in 3 hours going downstream. What is the speed of the boat if the speed of the current is 2 kilometers per hour? code example

Example: A boat covers a certain distance downstream in 1 hour, while it comes back in 1 hour 40 min. If the speed of the stream be 5 kmph, what is the speed of the boat in still water?

A boat covers a certain distance downstream in 1 hour, while it comes back in 1 hour 40 min. If the speed of the stream be 5 kmph, what is the speed of the boat in still water?