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 (6,800 units)		$258,400
Cost of goods sold:
Cost of goods manufactured (7,800 units)	$210,600
Inventory, April 30 (1,100 units)	(29,700)
Total cost of goods sold		(180,900)
Gross profit		$77,500
Selling and administrative expenses		(44,350)
Operating income		$33,150

If the fixed manufacturing costs were $48,438 and the fixed selling and administrative expenses were $21,720, prepare an income statement according to the variable costing concept. Round all final answers to whole dollars.

Sales		$Sales
Variable cost of goods sold:
Variable cost of goods manufactured	$Variable cost of goods manufactured
Inventory, April 30	Inventory, April 30
Total variable cost of goods sold		Total variable cost of goods sold
Manufacturing margin		$Manufacturing margin
Variable selling and administrative expenses		Variable selling and administrative expenses
Contribution margin		$Contribution margin
Fixed costs:
Fixed manufacturing costs	$Fixed manufacturing costs
Fixed selling and administrative expenses	Fixed selling and administrative expenses
Total fixed costs		Total fixed costs
Operating income		$Operating income