Mathematics, 27.09.2019 20:30 mookdag

Solve this math question:
mary's car uses 8 gallons of gas to travel 340 miles. after a mechanic worked on the car, it used 7 gallons of gas to travel 350 miles. if gas costs approximately $4 per gallon, how much less, to the nearest cent per mile, did it cost to run the car after the mechanic worked on it?

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