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electricity prices

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ashbourne | 21:20 Wed 01st Jul 2009 | Quizzes & Puzzles
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does anyone know how much it costs per hour to run a 100 watt light bulb
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It depends on how much you are charged by your electricity supplier per unit of electrictity.

You can run a 100w bulb for 10 hours for one unit. Look at your latest electricity bill for the price per unit, then add 5% for the VAT you get charged on top.
It would cost me 1.2p per hour.
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many thanks rollo, that was very useful. i thought it cost much more. its a relief to know it doesn't.

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