Respuesta :

The average speed of the toy car : 0.2 m/s

Further explanation

Given

The motion of a toy car

Required

The average speed

Solution

Average speed = total distance/total amount of time ,

From the graph :

Total distance travelled : 4

Total time : 20 s

The average speed = total distance (d) : total time (s)

The avg speed = 4 : 20

The avg speed = 0.2 m/s