Ramona's Garage charges the following labor rates. All customers are charged for at least 0.5 hr. Ramona's Garage Hours 0.5 1 1.5 2 2.5 Labor S60 $90 $120 $150 $180 a. Write a linedsfunction for the data in the table. b. A repair job took 4 hr and 15 min and required $390 in parts. What is the total cost? a. A linear function for the data in the table is f(t) = y = 60x + 30

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