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Mathematics 10 Online
OpenStudy (anonymous):

A car repair shop charged $80 per hour for labor and $210 for the parts of a car. If the total cost of repair for the car was $490, how many hours did it take to repair the car? 0.59 2.71 3.50 8.75

OpenStudy (asib1214):

490-210=280 280/80=3.5 answer is "3.50"

OpenStudy (anonymous):

WO thanks

OpenStudy (asib1214):

welcome ^_^

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