Lockrite Security Company manufacturers home alarms. Currently, it is manufacturing one of its components at a total cost of $42, which includes fixed costs of $14 per unit. An outside provider of this component has offered to sell Lockrite the component for $35.

Provide a differential analysis of the outside purchase proposal. If an amount is zero, enter "0". For those boxes in which you must enter subtracted or negative numbers use a minus sign.

Differential Analysis
Make Component (Alternative 1) or Buy Component (Alternative 2)
	Make Component (Alternative 1)		Buy Component (Alternative 2)		Differential Effects (Alternative 2)
Unit costs:
Purchase price	$fill in the blank 1		$fill in the blank 2		$fill in the blank 3
Variable costs	fill in the blank 4		fill in the blank 5		fill in the blank 6
Fixed costs	fill in the blank 7		fill in the blank 8		fill in the blank 9
Total unit costs	$fill in the blank 10		$fill in the blank 11		$fill in the blank 12