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A certain refrigerator requires 140 watts of electricity per hour when it is running. The refrigerator typically runs about 30 minutes per hour. The cost per kWh is $0.13. If 1 kilowatt is equivalent to 1,000 watts, how much does it cost to run this refrigerator for one year?

A certain refrigerator requires 140 watts of electricity per hour when it is running-example-1

1 Answer

4 votes
30 x 24 = 720
720 x 365 =262,800 watts per year
262,800/1,000 = 262.8 kWh per year
262.8 x $0.13 = $34.16
User Cameron Hudson
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