Joplin Company Variable Costing Income Statement For the Month Ended April 30 Sales 78,400 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 V Contribution margin Fixed costs: Fixed manufacturing costs 12,936 Fixed selling and administrative expenses 6,690U 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 (4,900 units) $78,400 Cost of goods sold: Cost of goods manufactured (5,600 units) $61,600 Inventory, April 30 (800 units) (8,800) Total cost of goods sold (52,800) Gross profit $25,600 Selling and administrative expenses (13,660) Operating income $11,940 [f the fixed manufacturing costs were $12,936 and the xed selling and administrative expenses were $6,690, prepare an income statement according to the variable costing concept. Round all final answers to whole dollars. Joplin Company Variable Costing Income Statement