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 $15,600,000

a)

Calculate the dollar amount of each type of service that the company must provide in order to break even.