Respuesta :

MargauxStrb
You have to calculate the speed. So 95 km in two hours is 47,5 km/hour and 72km/hour.

So the average is (47,5 + 47,5 + 72)/3(because the train drivers 3 hours)

This is = to 55,67 km/h as average

I hope this helpsx
Correct me if Im wrong