supervisory salaries are not given. That's why I am really confused with it as it is a tricky question. only the second part answer is given :-Net advantage of buying from outside supplier is $30,000

Troy Engines Ltd. manufactures a variety of engines for use in heavy cquipment. 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 Lid for a cost of $35 per unit. To evaluate this offer, Troy Engines Ltd. has gathered the following information relating to its cost of producing 15,000 carburetors: 1. Direct materials cost $14 per unit. Page 440 2. Troy Engines pays its direct labour cmployees $20 per hour; each carburetor requires 30 minutes of labour time. 3. Variable manufacturing overhead is allocated at 30% of direct labour cost. 4. Total fixed manufacturing cost amounts to $15 per unit, of which 60% is allocated common cost and the remaining 40% covers depreciation of special equipment and supervisory salaries. The special equipment has no resale value. Supervisory personnel will be transferred to a different department i the company decides to purchase the carburetor from the outside supplier. Required: 1. Assuming that the company has no alternative use for the facilities that are now being used to produce the carburetors, should the outside supplier's offer be accepted? Show all computations. 2. Suppose that if the carburetors were purchased, Troy Engines Ltd. could use the freed capacity to launch a new product. The segment margin of the new product would be $150,000 per year. Should Troy Engines Ltd. accept the offer to buy the carburetors for $35 per unit? Show all computations