Exercise 8-30 (Algo) Cost Relationships (LO 8-2] ChimneySweep provides cleaning services for residential chimneys and fireplaces. The cleaning service requires $24 in variable costs for cleaning materials. The fixed costs of labor, the company's truck, and administrative support are $117,600 per year. ChimneySweep averages 100 service calls per month Required: What is the average cost per cleaning service call? (Round your answer to 2 decimal places.) Average cost