প্রশ্ন সংশোধন করুন
প্রশ্ন:
In one hour, a boat goes 11 km/hr along the stream and 5 km/ hr against the stream. What is the speed of the boat in still water?
In one hour, a boat goes 11 km/hr along the stream and 5 km/ hr against the stream. What is the speed of the boat in still water?