A man travels X to Y with a speed of 60 km/h and returns Y to X with a speed of x km/h. If his average speed is 72 km/h then find the value of x.
1
80 km/h
2
70 km/h
3
90 km/h
4
108 km/h
A man travels X to Y with a speed of 60 km/h and returns Y to X with a speed of x km/h. If his average speed is 72 km/h then find the value of x.