1. Construct an income statement, using the information provided below. 2. What are the firm's gross profits, operating profits, and net profits? 3. What are the firm's profit margins? 4. Which expense is a noncash expense? Interest expense Cost of goods sold Marketing expenses Administrative expenses Sales Stock dividends Income tax Depreciation expense $10,000 $160,000 $70,000 $50,000 $400,000 $5,000 $20,000 $20,000