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Small bugfix:
I wrote:
> mi/yr. Assume old 240 returns 21 mpg, assume new Volvo returns 28mpg.
> Old volvo 21K mi/21mpg=1000gal. 1000gal*$2=$2000/yr
> New volvo 21K mi/31mpg=677gal. 677gal*$2=$1354/yr
> saving $2000-$1354=$646
> 16yr cost $646*16=$10336
I realized 31 mph was overly optimistic and that the last line is incorrect ("cost" should be "savings") but forgot to change it all throughout.
Make that:
Old volvo 21K mi/21mpg=1000gal. 1000gal*$2=$2000/yr
New volvo 21K mi/28mpg=750gal. 750gal*$2=$1500/yr
saving $2000-$1500=$500
16yr saving $500*16=$8000
Bram
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