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## About This Quiz

Which vehicles are the most fuel inefficient? Fill up your tank (or recharge your environmentally friendly batteries) and test your knowledge with this quiz.
The term "gas guzzler" gained popularity after appearing in the Energy Tax Act of what year?

1968

1978

In 1978 Congress established "gas guzzler" tax provisions in the Energy Tax Act to discourage production of automobiles with low fuel efficiency.

1988

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What is the measurement of fuel economy in the U.S?

miles per hour

kilometers per liter

miles per gallon

The measurement of fuel economy in the U.S. is miles per gallon (mpg).

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Which U.S. government organization is responsible for monitoring automobile gas mileage?

Department of Agriculture

Enivronmental Protection Agency

The EPA is tasked with monitoring automobile fuel economy and conducts testing at a facility in Ann Arbor, Michigan.

National Transportation Safety Board

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What is the combined mile per gallon rating that triggers the "gas guzzler" tax in the U.S.?

18.5 mpg

20.5 mpg

22.5 mpg

The combined rating that U.S. automobiles must exceed to avoid the "gas guzzler" tax is 22.5 miles per gallon The combined miles per gallon value is a weighted average of city and highway miles per gallon.

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Which 1970 muscle car that was featured in the "Fast and Furious" movie franchise had a combined fuel economy of 10 miles per gallon?

Dodge Charger

The 1970 Dodge Charger featured in the "Fast and Furious" movie series had a combined rating of just 10 miles per gallon.

Ford Mustang

Chevrolet Camaro

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True or false: Trucks, minivans and SUVs are not included in "gas guzzler" tax provisions.

true

The "gas guzzler" tax only applies to passenger cars because trucks, minivans and SUVs were not yet a common mode of transportation in 1978.

false

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What is the fuel economy, or gas mileage, of an M1 Abrams main battle tank?

0.6 mpg

The gas mileage of an M1 Abrams tank is 0.6 mile per gallon (.3 kilometer per liter). The M1 Abrams uses approximately 300 gallons every eight hours and takes 10 minutes to refuel.

1.6 mpg

2.6 mpg

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Which 1980-model four-door European sedan averages 8.8 miles per gallon?

Porsche 911

BMW 320i

Maserati Quattroporte

The 1980 Maserati Quattroporte has an 8.8 miles per gallon rating. The Maserati had the distinction of getting the worst mileage on the Environmental Protection Agency's 1980 list of gas guzzlers.

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Which 1964 pioneer of muscle cars had an average gas mileage of 12 miles per gallon?

Pontiac GTO

The 1964 Pontiac GTO, often credited as the forerunner of modern muscle cars, had an average gas mileage of 12 miles per gallon.

Chevrolet Impala

Dodge Charger

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True or false: The EPA tests all vehicle models sold in the U.S. for fuel economy.

true

false

Automakers measure the fuel economy of the vehicles they manufacture and report the findings to the EPA. The EPA audits 10 to 15 percent of these reports, which results in testing between 200 and 250 vehicles a year.

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Which 2015 two-seat car was ranked at the bottom of its class for gas mileage?

Smart Fortwo

Audi R8

The 2015 Audi R8 had the lowest gas mileage in the two-seater class, coming in at 16 miles per gallon.

Toyota MR2

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What is the gas mileage of a 6-liter V-8 Chevrolet Express van?

12 mpg

The Chevrolet Express has a gas mileage of 12 miles per gallon. Competitors, such as the Nissan NV200 and the Ford Transit Connect, nearly double the 12 miles per gallon of the Chevy Express.

16 mpg

20 mpg

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Which luxury sports car gets a combined 12 miles per gallon?

Porsche 918 Spyder

McLaren 650S

Lamborghini Aventador

The estimated annual fuel cost for the Lamborghini Aventador is more than $4,500.

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Which 1970 SS-model muscle car averaged 12 miles per gallon?

Dodge Challenger

Ford Fairlane

Chevrolet Chevelle

The 1970 Chevrolet Chevelle SS averaged 12 miles per gallon.

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What is the average gas mileage of semitrailers in the U.S.?

1-4 mpg

4-8 mpg

The range of fuel consumption for semitrailers is 4 to 8 miles per gallon. There are an estimated 1.9 million semi trucks on U.S. roadways.

8-12 mpg

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Which luxury sedan was one of the worst gas mileage offenders listed in the 1995 EPA gas guzzlers Fuel Economy Guide?

BMW 530i

Mercedes-Benz S500

Rolls-Royce Corniche IV

The Rolls-Royce Corniche IV was near the bottom of the 1995 list, with a fuel economy of 14 miles per gallon.

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True or false: Keeping tires adequately inflated can increase fuel economy.

true

Gas mileage improves by up to 3.3 percent when tires are properly inflated. This gas mileage improvement means an equivalent gas savings of up to five cents per gallon.

false

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What is the combined gas mileage of the 2014 Nissan Armada 4WD?

14 mpg

The 2014 Nissan Armada 4WD has a combined gas mileage of 14 miles per gallon. According to Motor Trend magazine, the Nissan Armada 4WD is one of the least fuel efficient SUVs on the market.

16 mpg

18 mpg

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Which entity is the largest consumer of petroleum products in the U.S.?

the U.S. railway system

the airline industry

the U.S. military

The U.S. military is the largest institutional consumer of fuel in the entire world. The U.S. armed forces uses more than 100 million barrels of oil per year.

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With a gas mileage of 15 miles per gallon, which full-size truck is ranked one of the worst in its class on the 2015 EPA Fuel Economy Guide?

Ford F-150

Toyota Tundra

The Toyota Tundra earned the bottom spot for gas mileage on the 2015 EPA Fuel Economy Guide.

Chevrolet Silverado

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What was the fuel economy of the 1969 Chevrolet Camaro Z28?

9 mpg

11 mpg

13 mpg

The 1969 Chevy Camaro Z28 had a combined fuel economy of 13 miles per gallon. The 2015 Camaro ZL1 â€” a contemporary equivalent â€” continues the tradition of fuel inefficiency with a combined gas mileage of 15 miles per gallon.

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Which Ferrari model had the lowest combined gas mileage in the year 2000?

456M GT

550 Maranello

According to the 2000 EPA gas guzzlers list, the 550 Maranello is the least fuel efficient Ferrari model with a combined mileage of 11.8 miles per gallon.

Modena Spider

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True or false: It takes more fuel to start a car than to let it idle.

true

false

Modern engines are fuel injected and start efficiently. Idling can use up to one half gallon of fuel per hour and cost up to 2 cents a minute.

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How much has the average U.S. fuel economy increased since 1975?

7 mpg

9 mpg

11 mpg

The average U.S. fuel economy has climbed 11 miles per gallon, from 13 miles per gallon in 1975 to more than 24 miles per gallon in 2015.

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What non-electric car is considered the most fuel-efficient of 2016?

Toyota Prius Eco

The Toyota Prius Eco is the most fuel efficient car of 2016 with a fuel economy of 56 miles per gallon.

Honda Fit

Fiat 500

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What is the decrease in carbon dioxide emissions by the average U.S. automobile from model year 1975 to model year 2015?

300 grams per mile (186 grams per kilometer)

The decrease of carbon dioxide emissions by the average U.S. automobile is approximately 300 grams per mile. While individual models are emitting less carbon dioxide, total carbon dioxide emissions from U.S. transportation is continuing to increase due to population growth and increased travel.

200 grams per mile

100 grams per mile

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What is the average gas-mileage range for full-size motor homes?

1-6 mpg

6-13 mpg

Full-size motor homes have a fuel economy range of 6 to 13 miles per gallon.

13-20 mpg

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Which standard SUV had the worst gas mileage in its class in 2015?

Ford Explorer

Chevrolet Suburban

Mercedes-Benz G63 AMG

The 2015 Mercedes-Benz G63 AMG got 12 city miles per gallon and 14 highway miles per gallon, the lowest in the standard SUV class.

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True or false: Keeping a car properly tuned can save up to 7 cents per gallon.

true

Regular maintenance of your engine can improve gas mileage by an average of 4 percent, which equals a savings of up to 7 cents per gallon.

false

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Which exotic sports car tops Motor Trend's 2014 worst gas guzzlers list?

Bugatti Veyron

The Bugatti Veyron has a combined miles per gallon rating of 10 and earned Motor Trend's top spot as least fuel-efficient gas guzzler. The Bugatti has an 8-liter, 16-cylinder engine and an estimated annual fuel cost of $5,500.

Lotus Evora

Jaguar F-Type

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You Got:

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