A company's relevant range of production is 10,000 to 15,000 units. When it produces and sells 12,000 units, its unit costs are as follows:

	Amount per Unit
Direct materials	$ 7.00
Direct labor	$ 4.00
Variable manufacturing overhead	$ 1.50
Fixed manufacturing overhead	$ 5.00
Fixed selling expense	$ 3.50
Fixed administrative expense	$ 2.00
Sales commissions	$ 1.00
Variable administrative expense	$ 0.50

What is the total amount of variable cost incurred if the company produces and sells 10,300 units?