*Exercise 6-7 (Video) (Part Level Submission) PDQ Repairs has 200 auto-maintenance service outlets nationwide. It performs primarily two lines of service: oil changes and brake repair. Oil change-related services represent 70% of its sales and provide a contribution margin ratio of 20%. Brake repair represents 30% of its sales and provides a 40% contribution margin ratio. The company's fixed costs are $15,800,200 (that is, $79,001 per service outlet). *(a) Calculate the dollar amount of each type of service that the company must provide in order to break even. (Use Weighted-Average Contribution Margin Ratio rounded to 2 decimal places e.g. 0.25 and round final answers to 0 decimal places, e.g. 2,510.) Oil changes $ Brake repair $ Attempts: 0 of 3 used *(b) The parts of this question must be completed in order. This part will be available when you complete the part above