Amfac Company manufactures a single product. The company keeps careful records of manufacturing activities, from which the following information has been extracted: Level of Lntivitl March June Number of units produced 6,?00 12,400 Cost of goods manufactured $253,900 $414,000 Work-in-procees inventory, beginning 46,000 38,000 Work-in-procees inventory, ending 60,500 23,500 Direct materials cost per unit 3 3 Direct labour cost per unit 10 10 Manufacturing overhead cost, total ? ? The company's manufacturing overhead cost consists of both variable and xed cost elements. To have data available for planning. management wants to determine how much of the overhead cost is variable with units produced and how much of it is xed per month. Required: 1. For both March and June, determine the amount of manufacturing overhead cost added to production. (Hint: A useful way to proceed might be to construct a schedule of cost of goods manufactured.) Manufacturing overhead cost 2. By means of the highlow method of cost analysis, estimate a cost formula for manufacturing overhead. Express the variable portion ofthe formula in terms of a variable rate per unit of product. -:I:- 3. Assume that Amfac produced 9,700 units in September. What will be the cost of goods manufactured? {Assume that beginning and ending work-in-process inventories were $18,850 and $10,850 respectively.)