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 (2,900 units)			$101,500
Cost of goods sold:
Cost of goods manufactured (3,300 units)	$82,500
Inventory, April 30 (500 units)	(12,500)
Total cost of goods sold			(70,000)
Gross profit			$31,500
Selling and administrative expenses			(18,780)
Operating income			$12,720

If the fixed manufacturing costs were $22,275 and the fixed selling and administrative expenses were $9,200, 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	$
Fixed selling and administrative expenses
Total fixed costs
Operating income		$