Alden Company's monthly data for the past year follow. Management wants to use these data to predict future variable and fixed costs. Month Units Sold Total Cost Month Units Sold Total Cost 320,000 $ 160,000 7 340,000 $220,000 2 160,000 100,000 8 280,000 160,000 280,000 220,000 9 80,000 64,000 200,000 100,000 10 160,000 140,000 300,000 230,000 11 100,000 100,000 200,000 120,000 12 110,000 80,000 2. Predict future total costs when sales volume Is (a) 220,000 units and (b) 240,000 units. Predictions (a) (b) Units 220,000 240,000 Income Contribution margin Fixed costs Income 0 $