1. A business has $4,000 current liability and a total assets equal $30,000. What is the equity for the firm if long-term debt is $7,500?

2. Zena corp. has $1,000 current asset, $2,000 fixed asset, $800 current liability, $1,000 long-term debt. What is its current ratio?

3. Dola company has sales of $26,000, depreciation of $2,000, interest expense of $800, cost of goods sold of $15,000, other costs of $5,000, and a tax rate of 34 percent. What is Dola company's profit margin?