MyPhone desires a profit equal to a 13% rate of return on invested assets of $599 , 500. a. Determine the amount of desired profit from the production and sale of 4,790 units of cell phones. 5 b. Determine the product cost per unit for the production of 4,790 of cell phones. If required, round your answer to nearest dollar. $ per unit c. Determine the product cost markup percentage (rounded to two decimal places) for cell phones. \%o d. Determine the epllina nrice af pell nhones. Rnunn to the nearest dollar