Question :
A & B are two towns. A person covers the distance from A to B on cycle at 17kmph and returns to A by a boat running at a uniform speed of 8kmph. His average speed for the whole journey is
1. 12.5 km/h 2. 12.33 km/h 3. 10.75 km/h 4. 10.88 km/h Answer :
4 - 10.88 km/h
|