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Martinez Companys relevant range of production is 10,300 units to 15,300 units. When it produces and sells 12,800 units, its unit costs are as follows:

	Amount Per Unit
Direct materials	$	5.60
Direct labor	$	3.10
Variable manufacturing overhead	$	1.40
Fixed manufacturing overhead	$	3.60
Fixed selling expense	$	2.60
Fixed administrative expense	$	2.20
Sales commissions	$	1.20
Variable administrative expense	$	0.45

11-a.

If 10,800 units are produced, what is the total amount of manufacturing overhead cost incurred to support this level of production?

11-b.

If 10,800 units are produced, what is the total amount of manufacturing overhead cost expressed on a per unit basis? (Round your answer to 2 decimal places.)

12-a.

If 15,300 units are produced, what is the total amount of manufacturing overhead cost incurred to support this level of production?

12-b.

If 15,300 units are produced, what is the total amount of manufacturing overhead cost expressed on a per unit basis? (Round your answer to 2 decimal places.)