Sheffield Co. shows the following information on its 2010 income statement: sales = $153,000; costs = $81,900; other expenses = $5,200; depreciation expense = $10,900; interest expense = $8,400; taxes = $16,330; dividends = $7,200. In addition, you're told that the firm issued $2,600 in new equity during 2010, and redeemed $3,900 in outstanding long-term debt. Required: (a) What is the operating cash flow during 2010? (Do not include the dollar sign ($).) Operating cash flow $ (b) What is the cash flow to creditors during 2010? (Do not include the dollar sign ($).) Cash flow to creditors $ (c) What is the cash flow to stockholders during 2010? (Do not include the dollar sign ($).) Cash flow to stockholders $ (d) Assuming net fixed assets increased by $20,250 during the year, what was the addition to NWC? (Do not include the dollar sign ($).) Addition to net working capital