MyPhone, Inc. uses the product cost method of applying the cost-plus approach to product pricing. The costs of producing and selling 5,450 cell phones are as follows: MyPhone desires a profit equal to a 13% rate of return on invested assets of $599,300. a. Determine the amount of desired profit from the production and sale of 5,450 cell phiones. \$ b. Determine the product cost per unit for the production of 5,450 of cell phones. Round your answer to the pearest whole dollar. $ per unit c. Determine the product cost markup percentage for cell phones. Round your answer to two decimal places. %