Problem 2-6 Calculating OCF [LO4] Graff, Incorporated, has sales of $49,000, costs of $22,600, depreciation expense of $2,150, and interest expense of $1,900. If the tax rate is 21 percent, what is the operating cash flow, or OCF? (Do not round intermediate calculations and round your answer to the nearest whole number, e.g., 32.) Operating cash flow