Europa Publications, Inc. specializes in reference books that keep abreast of the rapidly changing political and economic issues in Europe. The results of the company's operations during the prior year are given in the following table. All units produced during the year were sold. (Ignore income taxes.)

Sales revenue $ 1,850,000

Manufacturing costs: Fixed 478,000

Variable 974,000

Selling costs: Fixed 37,000

Variable 67,000

Administrative costs: Fixed 77,000

Variable 32,000 Required:

1-a. Prepare a traditional income statement for the company.

1-b. Prepare a contribution income statement for the company.

2. What is the firm's operating leverage for the sales volume generated during the prior year?

3. Suppose sales revenue increases by 12 percent. What will be the percentage increase in net income?

4. Which income statement would an operating manager use to answer requirement (3)?