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Forget Miles per Gallon: Why We Should Switch to Gallons per Mile

Includes visualizations
Pumping_gas

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To begin, a quiz:

Bob and Jane Smith have two vehicles: One is a 15 MPG (miles per gallon) pickup truck that Bob uses for his construction job. The other is a 28 MPG sedan that his wife Jane uses for her work commute. The couple wants to upgrade to something more fuel efficient, but only has the cash to replace one of their vehicles. Assuming each drives the average American distance of about 13,500 miles per year, which of the following options would save the most gas?

 

a. Replacing the 28 MPG sedan with a 38 MPG compact

Or

b. Replacing the 15 MPG truck with a 20 MPG truck Continue reading