Question

1-5. Henry Ford's Model T was was originally designed and built to run on ethanol. Today, ethanol (190-proof alcohol) can be produced with domestic stills for about $0.85 per gallon. When blended with gasoline costing $4.40 per gallon, a 20% ethanol and 80% gasoline mixture costs $3.73 per gallon. Assume fuel consumption at 25 mpg and engine performance in general are not adversely affected with this 20–80 blend (called E20). (1.3) a. How much money can be saved for 18,000 miles of driving per year? b. How much gasoline per year is being conserved if one million people use the E20 fuel? 02222 to mo

Answer 1

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Mons per person year : corer 18, uca miles in a (a) Gallons required to Distance fuel cons , gallons 720 gallons lyr 18,000 27 .: Samings Pernice [ $4.40 of gas - Price of E2d) xQ $3173) Se x 720 of ethanol ne [5482-4 per year of gallons Fraction x total sared Noo x 720 0.20 144 M I million 14481,000,000 sared = Total lons perga 144 vou, nou 144 million gallons