QUESTION 1 Bechtel Company has total sales of $642,000, costs are $418,000, and depreciation is $46,000. The tax rate is 25 percent. The company does not have any interest expense. What is the company's operating cash flow? $162,500 $179,500 $184,000 C$171,500 $192,500 QUESTION 2 At the beginning of the year, Zenith Corporation had current assets of $388,000 and current liabilities of $351,000. At the end of the year, the current assets are $427,000 and the current liabilities are $396,000. What is the change in net working capital? $37.000 -$6,000 $31.000 $11,000 $15,000 QUESTION 3 Aldelphia Company has total sales of $823,000, costs are $609,000, and depreciation is $43,000. The tax rate is 25 percent. The interest expense is $31,000. What is the operating cash flow? $200,000 $193,000 $186,000 $179.000 $172.000