A. value: 10.00 points Troy Engines Ltd manufactures a variety of engines for use in heavy equipment. The company has always produced all of the necessary parts for its engines, including all of the carburetors. An outside supplier has offered to produce and sell one type of carburetor to Troy Engines Ltd. for a cost of $54.5 per unit. To evaluate this offer, Troy Engines Ltd. has gathered the following information relating to its own cost of producing the carburetor internally: Direct materials Direct labour Variable manufacturing overhead Fixed manufacturing overhead, traceable Fbced manufacturing overhead, allocated 22,500 Per Units Unit per Year $ 16 $ 360,000 15 337,500 8 180,000 13.5" 303,750 14 315,000 Total cost $665 $1,496,250 "One-third supervisory salaries; two-thirds depreciation of special equipment (no resale value). Required: 1-a. Compute the total differential cost per unit for producing and buying the product. (Round your answers to 1 decimal places.) Make Buy Total differential cost (per unit)