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An electric furnace runs nine hours a day to heat a house during January (31 days). The heating element has a resistance of 5.2 and carries a current...

An electric furnace runs nine hours a day to heat a house during January (31 days). The heating element has a resistance of 5.2 and carries a current of 25 A. The cost of electricity is $0.10/kWh. Find the monthly cost of running the furnace.

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