Porter Company€™s most recent contribution format income statement is shown below:

Required:
Prepare a new contribution format income statement under each of the following conditions (consider each case independently):
1. The number of units sold increases by 15%.
2. The selling price decreases by 50 cents per unit, and the number of units sold increases by 20%.
3. The selling price increases by 50 cents per unit, fixed expenses increase by $10,000, and the number of units sold decreases by 5%.
4. Variable expenses increase by 20 cents per unit, the selling price increases by 12%, and the number of units sold decreases by10%.

Total Per Unit Sales (30,000 units) $150,000 Variable expenses Contribution margin Fixed expenses.. Net operating income 10,000 90,000 60,000 50,000 3 $2