The per-unit cost of an item is its average total cost (= total cost/quantity). Suppose that a new smartphone app costs $200,000 to develop and only $0.60 per unit to deliver to each smartphone customer. Instructions: Round your answers to 2 decimal places. a. What will be the per-unit cost of the app if it sells 100 units? b. What will be the per-unit cost of the app if it sells 1,000 units? c. What will be the per-unit cost of the app if it sells 1 million units