Amalgamated Glass and Mirror Inc. had sales of 37,500 units and production of 50,000 units. Other information for the year included: Direct manufacturing labour $375,000 Variable manufacturing overhead 200,000 Direct materials 300,000 Variable selling expenses 200,000 Fixed administrative expenses 200,000 Fixed manufacturing overhead 400,000 There was no beginning inventory. Required: a. Compute the ending finished goods inventory under both absorption and variable costing. b. Compute the cost of goods sold under both absorption and variable costing.