7 Tomas is the general manager for a local automated car wash. Boeing is a producer of aircraft. Determine whether each of the following are fixed costs or variable costs for Boeing. Then, determine if they should be included in the marginal cost of producing an additional plane. The market he operates is perfectly competitive: Every car wash in the area is charging $7 for a car wash, which is also the marginal cost per wash. a. The manufacturing plant used to produce the aircraft b. The labor used to produce the aircraft c. The seats that are installed in each aircraft What will happen to Tomas' profits if he changes his price to $8. Why? What about a price of $5? What is his profit- maximizing price