Car Mileage: Which is a better buy?September 24th 2012

What do you know about these cars?

Camry Hummer Accord

Prius Mustang

What is gas mileage?

• What does it mean?

• Why is it important?

miles per gallon

Gas is expensiveThe farther you can go on a gallon of gas, you don’t have to go to the gas station as often so you spend less money

Which one you think has the best gas mileage?

Camry Hummer Accord

Prius Mustang

Gas Mileage

• Rank the cars in the order you think is the best for gas mileage.

Did you change your mind?

The Camry can travel 392 mi per 14 gallons of gas How do we find how many miles the Camry can travel on 1 gallon?

What are some strategies that we can use?

We need to take the total miles divided by the total gallons the car can hold.

€

392mi14gal

28 miles/gallon

Is it better to have higher or lower gas mileage?

Now work with your table to find the gas mileages for the rest of the cars.

What did you discover?

• Strategies that you used?

• Car that had the most miles per gallon?

• Car that had the least miles per gallon?

• How did that compare to your original prediction?

If you wanted the most gas efficient car, which car would you buy?