Cities A, Band C are equidistant from each other. A motorist travels from A to
B at 30 km/h; from B to C at 40 km/h and from C to A at 50 km/h. Determine
his average speed for the entire trip.
Let
The total distance will be
On side the time will be
On side the time will be
On side the time will be
The total time of the trip will be
The average speed for the entire trip is
Comments
Leave a comment