You decide to purchase a new refrigerator. You have the choice of an Energy Star refrigerator for $2,000 or a

You decide to purchase a new refrigerator. You have the choice of an Energy Star refrigerator for $2,000 or a standard unit for $1,800. The Energy Star unit costs 10 cents per hour less to run. If you buy the Energy Star unit and run it for 10 hours per day for a year, how long will it take you to recover the $200 extra cost


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