Mathematics, 15.11.2020 17:00 ineedhelpplz40

Time = 2hour +12 mins per lightswitch She charges her customers a call out fee of £35, plus £30 per hour.
How much should a customer be charged for wiring a house with 10 lightswitch?

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Time = 2hour +12 mins per lightswitch She charges her customers a call out fee of £35, plus £30 per...