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

TotalPer UnitSales (30,000 units)$ 270,000$ 9.00Variable expenses180,0006.00Contribution margin90,000$ 3.00Fixed expenses47,000Net operating income$ 43,000

Required:

(Consider each case independently):

1. What is the revised net operating income if unit sales increase by 15%?

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 20%?

3. What is the revised net operating income if the selling price increases by $1.10 per unit, fixed expenses increase by $5,000, and the number of units sold decreases by 2%?

4. What is the revised net operating income if the selling price per unit increases by 10%, variable expenses increase by 10 cents per unit, and the number of units sold decreases by 11%?