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 (4,800 units) $168,000 Cost of goods sold: Cost of goods manufactured (5,600 units) $140,000 Inventory, April 30 (800 units) (20,000) Total cost of goods sold (120,000) Gross profit $48,000 Selling and administrative expenses (29,950) Operating income $18,050 If the fixed manufacturing costs were $37,800 and the fixed selling and administrative expenses were $14,670, 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 $- Select - Variable cost of goods sold: $- Select - - Select - - Select - $- Select - - Select - $- Select - Fixed costs: $- Select - - Select - - Select - $- Select -