Required information [The following information applies to the questions displayed below.] Barnes Company reports the following for its product for its first year of operations. Direct materials $ 32 per unit Direct labor $ 22 per unit Variable overhead $ 12 per unit Fixed overhead $ 60,000 per year Variable selling and administrative expenses $ 2 per unit Fixed selling and administrative expenses $ 24,000 per year The company sells its product for $150 per unit. Compute contribution margin using variable costing assuming the company (a) produces and sells 2,400 units and (b) produces 3,000 units and sells 2,400 units. Contribution margin using variable costing (a) 2,400 Units Produced and (b) 3,000 Units Produced 2,400 Units Sold and 2,400 Units Sold Variable expenses Contribution margin