Companys relevant range of production is 7,500 units to 12,500 units. When it produces and sells 10,000 units, its average costs per unit are as follows:

	Average Cost Per Unit
Direct materials	$	5.90
Direct labor	$	3.40
Variable manufacturing overhead	$	1.60
Fixed manufacturing overhead	$	4.00
Fixed selling expense	$	2.90
Fixed administrative expense	$	2.20
Sales commissions	$	1.20
Variable administrative expense	$	0.45

11. If 8,000 units are produced, what is the total amount of manufacturing overhead cost incurred to support this level of production? What is this total amount expressed on a per unit basis? (Round your "per unit" answer to 2 decimal places and other answers to the nearest whole dollar amount.)

12. If 12,500 units are produced, what is the total amount of manufacturing overhead cost incurred to support this level of production? What is this total amount expressed on a per unit basis? (Round your "per unit" answer to 2 decimal places and other answers to the nearest whole dollar amount.)

13. If the selling price is $21.90 per unit, what is the contribution margin per unit? (Do not round intermediate calculations. Round your answer to 2 decimal places.)