Total Cost Concept of Product Pricing Voice Com, Inci, produces and sells cellular phones. The costs of producing and selling 7.000 units of cellular phones are as followst Voice Com desires a profit equal to a 1546 rate of return on inyested assets of 5149.520 . Assume that Voice Com, Inc. uses the botal cost concept of asplying the costrplus approach to product pncing. a. Determine the total costs and the total cont amount per unit for the production and sale of 7,000 units of callilar phonev, Hound the cost per unit ta two decimal places. b. Determine the total coat mariup percentege (rounded to twe decimal placesi) for cellular phoren. Determine the ivlling price of cellular phones. Reunt to the nearent cont. per phone