Greene Co. shows the following information on its 2008 income statement: sales = $138,000; costs = $71,500; other expenses = $4,100; depreciation expense = $10,100; interest expense = $7,900; taxes = $17,760; dividends = $5,400. In addition, you're told that the firm issued $2,500 in new equity during 2008, and redeemed $3,800 in outstanding long-term debt.

a. What is the 2008 operating cash flow?

b. What is the 2008 cash flow to creditors?

c. What is the 2008 cash flow to stockholders?

d. If net fixed assets increased by $17,400 during the year, what was the addition to NWC?