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7 September, 16:44

Kristina recently hired a contractor to do some necessary work. On the final bill, Kristina was charged a total of $765. $405 was listed for parts and the rest for labor. If the hourly rate for labor was $80, how many hours of labor was needed to complete the job?

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  1. 7 September, 17:37
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    405 + 80t = 765

    80t = 360

    t = 4.5

    It took the laborer 4.5 hours
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