Miller Companys contribution format income statement for the most recent month is shown below:

	Total	Per Unit
Sales (37,000 units)	$ 259,000	$ 7.00
Variable expenses	148,000	4.00
Contribution margin	111,000	$ 3.00
Fixed expenses	41,000
Net operating income	$ 70,000

Required:

(Consider each case independently):

1. What is the revised net operating income if unit sales increase by 18%?

2. What is the revised net operating income if the selling price decreases by $1.10 per unit and the number of units sold increases by 15%?

3. What is the revised net operating income if the selling price increases by $1.10 per unit, fixed expenses increase by $9,000, and the number of units sold decreases by 5%?

4. What is the revised net operating income if the selling price per unit increases by 20%, variable expenses increase by 30 cents per unit, and the number of units sold decreases by 6%?

1. Net operating income
2. Net operating income
3. Net operating income
4. Net operating income