Naomi drove 710.24 miles on 18.4 gallons of gas. How many miles per gallon did her car get?

$${\frac{{\mathtt{710.24}}{miles}}{{\mathtt{18.4}}{gallons}}}$$

Divide the number of miles by the number of gallons to get your answer of miles/gallon.

$${\frac{{\mathtt{710.24}}{miles}}{{\mathtt{18.4}}{gallons}}}$$  is38.6 miles/gallon.