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

Line Item Description	Amount	Amount
Sales (3,800 units)		$57,000
Cost of goods sold:
Cost of goods manufactured (4,400 units)	$48,400
Inventory, April 30 (600 units)	(6,600)
Total cost of goods sold		(41,800)
Gross profit		$15,200
Selling and administrative expenses		(9,700)
Operating income		$5,500

If the fixed manufacturing costs were $12,584 and the fixed selling and administrative expenses were $4,750, 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

Line Item Description	Amount	Amount
Contribution marginInventoryManufacturing marginSalesVariable cost of goods manufacturedSales		$Sales
Variable cost of goods sold:
Contribution marginFixed manufacturing costsVariable cost of goods manufacturedVariable cost of goods soldVariable selling and administrative expensesVariable cost of goods manufactured	$Variable cost of goods manufactured
Fixed manufacturing costsFixed selling and administrative expensesInventory, April 30Manufacturing marginSalesInventory, April 30	Inventory, April 30
InventorySalesTotal variable cost of goods manufacturedTotal variable cost of goods soldTotal variable selling and administrative expensesTotal variable cost of goods sold		Total variable cost of goods sold
Contribution marginFixed manufacturing costsInventoryManufacturing marginSalesManufacturing margin		$Manufacturing margin
Manufacturing marginSalesVariable cost of goods manufacturedVariable cost of goods soldVariable selling and administrative expensesVariable selling and administrative expenses		Variable selling and administrative expenses
Contribution marginFixed selling and administrative expensesInventoryManufacturing marginSalesContribution margin		$Contribution margin
Fixed costs:
Fixed inventoryFixed manufacturing costsVariable cost of goods manufacturedVariable cost of goods soldVariable selling and administrative expensesFixed manufacturing costs	$Fixed manufacturing costs
Fixed inventoryFixed salesFixed selling and administrative expensesVariable cost of goods soldVariable selling and administrative expensesFixed selling and administrative expenses	Fixed selling and administrative expenses
Contribution marginManufacturing marginOperating incomeSalesTotal fixed costsTotal fixed costs		Total fixed costs
Operating incomeLoss from operationsOperating income		$Operating income