1. Wesley's income statement is as follows:

   Sales (10,000 units)	$150,000
   Less variable costs	- 48,000
   Contribution margin	$102,000
   Less fixed costs	- 24,000
   Net income	$ 78,000

   If sales increase by 1,000 units, profits will:

   Increase by $12,000

   Increase by $10,200

   Increase by $4,800

   Increase by $8,000