Determine the operating cash flow for Nkosi Manufacturing Company based on the following data. During the year the firm had sales of R3 500 000, cost of sales totalled R2 275 000, operating expenses totalled R420 000, and depreciation expenses were R150 000. The firm is in a 30% tax bracket 1 R595 900 2 R608 500 3 R655 800 4 R708 500