Product Cost Method of Product Costing Myphone, They, wes the product cost method of applying the cost-olus approach to product pricing. The costs of producing and telling 4,030 units of cell phones art as foliows: Myphone desires a profic equal to a 15% rate of return on invested assets of $600,300. x b. Determine the product cost per unit for the production of 4,830 of cell phones. If required, round vour answer to nearest dolla: per unit c. Determine the product cost inarkup percentage (rounded to two decimal places) for cell phones. % d. Determine the selting price of cell phones. Round to the nearest dollar