what is the gas mileage
Basically cars give better gas mileage on the highway than city street conditions. Typically the gas mileage is 3 to 5 miles more than street driving. So what is considered the best gas mileage for a car is how much more highway gas mileage is over street gas mileages. â¢ Rate and distance-Another way to determine if your car has g ood gas mileage is by calculating your daily driving distances and average rate of speed.