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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
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OpenStudy (asib1214):
490-210=280 280/80=3.5 answer is "3.50"
OpenStudy (anonymous):
WO thanks
OpenStudy (asib1214):
welcome ^_^
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