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If your laptop computer uses 50 watts per hour and you use it for three hours per day, how much will the electricity cost to run the computer for one year if your utility charges $ 0.08 per kilowatt (kWh) hour?

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  1. 11 September, 11:09
    0
    Answer: $43.80

    Explanation:

    50x3=150

    150x365=54750

    0.08x54750 = 4380

    move the decimal

    $43.80
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