lisa runs 3.6 km on monday 4.2 km on wednsday and 5.7 km on saturday.what is the average distance she ran each day during the week

Respuesta :

Add the three numbers up and divide them by 3 to get the average. That would be 3.6+4.2+5.7=13.5    Divide that by 3 and you get 4.5.