Mathematics, 17.02.2021 02:50 chelby2296

If the lamp from problem 30 is left on for 12 hours, and electricity costs $0.05 per kilowatt∙hour, how much energy did the lamp use, AND how much did it cost?

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If the lamp from problem 30 is left on for 12 hours, and electricity costs $0.05 per kilowatt∙hour,...

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