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Mathematics, 14.05.2021 22:50 mia7955
an electric heater draws 1100 W of power. Electricity costs eight cents per kW•h. How much does it cost to operate the heater 3h a day for 30 days?
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an electric heater draws 1100 W of power. Electricity costs eight cents per kW•h. How much does it c...
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