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Mathematics, 28.01.2020 21:45 shmote12
Knowing that you use 275 kwh from 7am-7pm and 265 kwh 7pm-7am, answer the question.
how much have you paid on the nighttimer plan?
nighttimer plan: if more than 50% of usage is outside of 7pm-7am, then you have to pay the daytimer rate for all power used between 7am-7pm. $0.06445/kwh
daytimer: as long as most power used if from 7am-7pm, then you receive a 20% discount on power usage between 7pm-7am.
$0.06831/kwh
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