Costmore Manufacturing has provided the following operating results for its first year operations: Beginning inventory of finished goods 0 Units produced (no work in process) 38,000 Units sold 25,000 Units in ending inventory of finished goods 13,000 Sales price $ 65 per unit Variable manufacturing costs $ 17 per unit manufactured Variable selling and administrative expenses $ 10 per unit sold Fixed manufacturing costs for the year $ 190,000 Fixed selling and administrative expenses for the year $ 204,000 Using direct costing, the manufacturing margin is