Maria needed 88 gallons of gas to fill her​ car's gas tank. The mileage odometer read 40 comma 00040,000 miles. When the odometer read 40 comma 18040,180​, Maria filled the tank with 99 gallons. At the end of the​ trip, she filled the tank with 1616 ​gallons, and the odometer read 40 comma 48440,484 miles. How many miles per gallon did she get for the entire​ trip?