. Iculate unlevered free cash flow (FCFF) based on the following information. Assume a corporate tax rate of 30%. COGS and SG&A expenses numbers include depreciation and amortization. $mn Sales COGS Selling, general and administrative expenses Depreciation & amortization Capex Increase in accounts receivable Decrease in inventory Increase in accounts payable 2500 1500 400 80 100 40 10 20 O a $410 million b. $330 million O c. $390 million O d. $570 million Clear my choice