Zigs Industries had the following operating results for 2011: sales = $27,360; cost of goods sold = $19,260; depreciation expense = $4,860; interest expense = $2,190; dividends paid = $1,560. At the beginning of the year, net fixed assets were $16,380, current assets were $5,760, and current liabilities were $3,240. At the end of the year, net fixed assets were $20,160, current assets were $7,116, and current liabilities were $3,780. The tax rate for 2011 was 34 percent. a. What is net income for 2011? b. What is the operating cash flow for 2011? c. What is the cash flow from assets for 2011? (Negative amount should be indicated by a minus sign.) d1. If no new debt was issued during the year, what is the cash flow to creditors? d2. If no new debt was issued during the year, what is the cash flow to stockholders? (Negative amount should be indicated by a minus sign.)