Volbeat Corp. shows the following information on its 2015 income statement: sales = $267,000; costs = $148,000; other expenses = $8,200; depreciation expense = $17,600; interest expense = $12,400; taxes = $32,620; dividends = $15,500. In addition, you're told that the firm issued $6,400 in new equity during 2015 and redeemed $4,900 in outstanding long-term debt.

a. What is the 2015 operating cash flow?

b. What is the 2015 cash flow to creditors?

c. What is the 2015 cash flow to stockholders?

d. If net fixed assets increased by $25,000 during the year, what was the addition to NWC?