Ok I'm like dying trying to find out how to find the average speed of this problem "We drobe 60 miles to vist our friends. Then we drove 60 miles back. On our way there we drove at a speed of 60 miles per hour. On the way back we drove at a speed of 30 miles per hour. What was our average speed for the whole trip". Please Help ME:D I don't know what to do :confused:
