1. Given the following information for Zemex corporation, calculate the depreciation expense: sales = $78,000; costs = $32,000; addition to retained earnings = $6,200; dividends paid = $2,000; interest expense $4,500; tax rate = 22%. 2. The 2017 balance sheet of Sourpova's tennis ship, Inc showed long-term debt of $1.9 million, and the 2018 balance sheet showed long-term debt of $1.60 million. The 2018 income statement showed an interest expense of $280,000. What was the firm's cash flow to creditors during 2018? 3. The 2017 balance sheet of Sourpova's tennis shop, Inc. showed $720,000 in the common stock count and $4,400,000 in the additional paid-in surplus account. The 2018 balance sheet showed $860,000 and $4,600,000 in the same two accounts respectively. If the company paid out $590,000 in cash dividends during 2018, what was the cash flow to stockholder's for the year? 4. Given the information in problems 2 and 3, suppose you also know that the firm's net capital spending for 2018 was $350,000 and the firm increased its net working capital investment by $30,000, What was the firm's 2018 operating cash flow, or OCF? -1 +