A company produces a single product. Last year, fixed manufacturing overhead was $30,000, variable unit production costs were $16, fixed selling and administration costs were $20,000, and variable selling administrative expenses were $9, 600. There was no beginning inventory. During the year, 3,000 units were produced and 2, 400 units were sold at a price of $40 per unit. The company's total contribution margin would be? $57, 600 $33, 600 $48,000 $62, 400