Quote:
Originally Posted by briank
So I got my spreadsheet out and low and behold it works out that Vehicle A going from 10 mpg to 12 mpg at X miles/year will give the same reduction in number of gallons/year as Vehicle B going from 30 mpg to 60 mpg, when both vehicles travel the same number of miles.
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Demonstrating only that you've completely missed the point - which is that a vehicle that gets 12 mpg burns one gallon of gas to travel 12 miles, while one that gets 60 mpg travels 60 miles on a gallon. Duh!