Variable Costing Income Statement On April 30, the end of the first month of operations, Joplin Company prepared the following income statement, based on the absorption costing concept: Joplin Company Absorption Costing Income Statement For the Month Ended April 30 Sales (5,500 units) $99,000 Cost of goods sold: Cost of goods manufactured (6,300 units) $81,900 Inventory, April 30 (900 units) (11,700) Total cost of goods sold (70,200) Gross profit $28,800 Selling and administrative expenses (16,990) Operating income $11,810 If the fixed manufacturing costs were $19,656 and the fixed selling and administrative expenses were $8,320, prepare an income statement according to the variable costing concept. Round all final answers to whole dollars. Joplin Company Variable Costing Income Statement For the Month Ended April 30 Sales $ Variable cost of goods sold: Variable cost of goods manufactured Inventory, April 30 Total variable cost of goods sold Manufacturing margin Variable selling and administrative expenses Contribution margin $ Fixed costs: Fixed manufacturing costs $L Fixed selling and administrative expenses Total fixed costs Operating income