My roommate runs her TV all day and all night. How much is this costing me?

she is one of those people who sleeps with the TV on all night, and if she is home the next day, the TV is on all day. She doesn't watch the TV, it is just background noise. She pays me $120 a week in rent, utilities included. It bugs the hell out of me. On the other hand, I play my computer all day when I am... show more she is one of those people who sleeps with the TV on all night, and if she is home the next day, the TV is on all day. She doesn't watch the TV, it is just background noise. She pays me $120 a week in rent, utilities included. It bugs the hell out of me. On the other hand, I play my computer all day when I am home. So maybe the TV by comparison uses less energy.
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