$65,000 1. The following is selected data for Martin Co.: Cost of goods available for sale. Manufacturing overhead. Cost of goods manufactured.. Finished goods inventory, ending.. Direct materials used. $20,000 $51,000 $14,000 $15,000 Sales. $105,000 $30,000 Selling and administrative expenses.......... Direct labor.... Work in process inventory, beginning...... $20,000 $0 The gross margin was: $55,000 S54,000 $50,000