General Discussion
In reply to the discussion: I stopped for gas today and saw these taped to the posts holding up the canape. [View all]Motown_Johnny
(22,308 posts)I knew Ethanol had less energy but I didn't know it was that much. I learned something today, thanks for that.
http://zfacts.com/p/436.html
^snip^
How much should you pay for E10 and E85?
If regular gas is $3.00/gallon you should pay
$2.90 / gallon for E10 (10% ethanol).
$2.13 / gallon for E85 (85% ethanol).
If regular gas is $2.00/gallon you should pay
$1.93 / gallon for E10 (10% ethanol).
$1.42 / gallon for E85 (85% ethanol).
Then you will be paying the same amount per mile driven.
The formula is this: For EX, where X is the percent ethanol
Ethanol price should = Gasoline price times (100 X + X/1.52)/100
Notice that 100 X is the percent of gas and X/1.52 is the percent of ethanol adjusted down by about 2/3 because it has less energy.
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