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

Required:

(Consider each case independently):

1. What is the revised net operating income if unit sales increase by 17%?

2. What is the revised net operating income if the selling price decreases by $1.20 per unit and the number of units sold increases by 19%?

3. What is the revised net operating income if the selling price increases by $1.20 per unit, fixed expenses increase by $8,000, and the number of units sold decreases by 6%?

4. What is the revised net operating income if the selling price per unit increases by 10%, variable expenses increase by 20 cents per unit, and the number of units sold decreases by 13%?

Per Unit $ 6.00 3.00 Sales (30,000 units) Variable expenses Contribution margin Fixed expenses Net operating income Total $ 180,000 90,000 90,000 48,000 $ 42,000 $ 3.00