1. Da Funky Car Shop, Inc., operates an automobile service facility. The table below shows the cost incurred at various levels of activity.

NOTE: Don't include "$" or "," (dollar signs or commas) when entering your answers. Round calculations to nearest cent. Note the answers are exact match, rest assured I review all tests to ensure proper credit is awarded.

	Number of Muffler Replacements
	100	300	700
Total costs:
Fixed costs	_____	_____	_____
Variable costs	_____	$ 6,000	_____
Total costs	_____	_____	$18,500
Cost per muffler replacement:
Fixed cost	$ 45	_____	_____
Variable cost	_____	_____	_____
Total cost per muffler replacement	_____	_____	_____

Fill in the missing amounts labeled A through O, in the table.

Based on your answers above, write the companys mixed cost formula: ________