Exercise 2 Page 164

To find the gas mileage for the car, we need to divide the $\text{distance}$ $\text{driven}$ by the amount of $\text{gas}$ $\text{used}.$ Let's use this equation, and the fact that we drove $1244.5$ miles and used $47.5$ gallons of gas. The car's gas mileage is $26.2$ miles per the gallon.