Auto Lavage is a Canadian company that owns and operates a large automatic carwash facility near Quebec. The following table provides data concerning the company's costs: For example, electricity costs are $1,350 per month plus $0.10 per car washed. The company expects to wash 8,500 cars in October and to collect an average of $7.00 per car washed. The company actually washed 8,700 cars in October