Question 212923
Xenxang drove 60 miles to visit his daughter.
 On the way to his daughter's house the trip took 1 hour and 15 minutes.
 On the way back from his daughter's house the trip took 1 hour and 30 minutes.
 Rounded to the nearest mile per hour, what was Xenxang's average speed for the round trip? 
:
Average speed is total dist divided by total time (Change time to hrs)
{{{2(60)/(1.25 + 1.5)}}} = {{{120/2.75}}} = 43.636 ~ 44 mph