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ttteel ttteel
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6 years ago
How much money does it cost to leave on 10 60 watt lights for 15 hours, if the cost of electricity is 8 cents per kWh?
 a. 15 b. 32 c. 72 d. 120 e. 480
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hillaryanahillaryana
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This calls for a celebration Person Raising Both Hands in Celebration
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Helped a lot
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