On April 30, the end of the first month of operations, Joplin Company prepared the following income statement, based on theabsorption costingconcept:

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 (6,000 units) $216,000 Cost of goods sold: Cost of goods manufactured (7,000 units) $182,000 Inventory, April 30 (1,000 units) (26,000) Total cost of goods sold (156,000) Gross profit $60,000 Selling and administrative expenses (38,020) Operating income $21,980 If the fixed manufacturing costs were $49,140 and the fixed selling and administrative expenses were $18,620, 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 v 216,000 Variable cost of goods sold: Variable cost of goods manufactured v Inventory, April 30 v Total variable cost of goods sold v Manufacturing margin v Variable selling and administrative expenses v Contribution margin v Fixed costs: Fixed manufacturing costs v Fixed selling and administrative expenses v Total fixed costs v Operating income v