CV exercises. The Doral Company manufactures and sells pens. Currently, 5,000,000 units are sold per year at$0.50 per unit. Fixed costs are $900,000 per year. Variable costs are $0.30 per unit. Consider each case separately:

1. a. What is the current annual operating income?

b. What is the present breakeven point in revenues?

Compute the new operating income for each of the following changes:

2. A $0.04 per unit increase in variable costs

3. A 10% increase in fixed costs and a 10% increase in units sold

4. A 20% decrease in fixed costs, a 20% decrease in selling price, a 10% decrease in variable cost per unit, and4 40% increase in units sold

Compute the new breakeven point in units for each of the following changes:

5. A 10% increase in fixed costs

6. A 10% increase in selling price and a $20,000 increase in fixed costs