The following is a graph showing the displacements and times for the winner of a horse race. What was the average speed of the horse that won the race?



A.
0.05 m/s

B.
20 m/s

C.
45 m/s

D.
285 m/s

Respuesta :

The average speed is given by: Average speed=total displacementtotal time=(you can calculate) m/s
so answer is option b that is 
20 m/s.

20 m/s and yes it is the right answer