Respuesta :

Answer:

11.5 m/s

Step-by-step explanation:

The average speed would be 11km/h. 10 km 1 hour 10 km another hour 13 km 1 hour. A total of 3 hours. Add the three number 10+10+13= 33. Since there are three numbers divide by 3. 33/3=11. 11 is the average speed within the three hours.