per year and a commission of $4 per unit sold. Advertising and promotion of the product are done through a year-round media package program costing $600 per week. a. Analyze all cost and expense factors to determine a general formula (based on units of production) for total cost. Round variable cost per unit answers to two decimal places, if applicable. b. Assuming a relevant range of 20,000 to 40,000 units, what is the estimated unit cost for producing and selling 20,000 units? 40,000 units? Round answers to two decimal places