MyPhone, Inc. uses the product cost method of applying the cost-plus approach to product pricing. The costs of producing and selling 4,770 cell phones are as follows: MyPhone desires a profit equal to a 16% rate of return on invested assets of $599,900. a. Determine the amount of desired profit from the production and sale of 4,770 cell phones. $ b. Determine the product cost per unit for the production of 4,770 of cell phones. Round your answer to the nearest whole dollar. $ per unit c. Determine the product cost markup percentage for cell phones. Round your answer to two decimal places. % d. Determine the selling price of cell phones. Round your answers to the nearest whole dollar