Totai Cost Methot of Product Pricing Smiart Streapi Inci uses the total cost method of applying the cost-plus approach to product pricing. The costs of producing anid seling 8,500 unlts of celi phonies are- as fotionet: Smart Stream deslres a profit equal to a 16% seturn on invested asrets of $999,280. a. Determine the total costs and the total cost amount per unit for the production and sale of 8,500 cellular phanes, Round the coat per unit to two decimai fiaces. b. Determine the total cost marhipp percentage for celfular phones. Round your answer to two decimal places. c. Determine the selling price of cellular phones. Round to the nearest cent. per cellular phone