The Illusion of MPG: Is It Really A True Measure of Your Car’s Mileage?
By Max Lindberg •
June 20, 2008
All these years, I’ve been doing the simple math of dividing the number of gallons used over a given number of miles driven, to determine how my car is doing on gas mileage.
Now come two professors from Duke University who say that may not be the accurate way to determine how efficient your car really is.
