Voice Com Inc. uses the product cost concept of applying the cost-plus approach to product pricing. The costs of producing and selling 4,670 cellular phones are as follows: Variable costs: xed costs: Direct materials $30! per unit Factory overhead $199,000 Direct labor 31 Selling and administrative expensa 69,300 Factoryr overhead 28 Selling and administrative expenses 20 Total $15?r per unit Voice Com wants a prot equal to a 15% rate of return on invested assets of $600,500. a. Determine the amount of desired prot from the production and sale of 4,6?0 cellular phones. J v' h. Determine the product cost and the cost amount per unit for the production of 4,6?0 cellular phones. If required, round your answer to nearest dollar. c. Determine the product cost markup percentage (rounded to two decimal places) for cellular phones. Em d. Determine the selling price of cellular phones. Round to the nearest dollar. Cost E X per unit Selling price E X per unit