Vasudevan Inc. recently reported operating income of $5.60 million, depreciation of $1.40 million, and had a tax rate of 25%. The firm's expenditures on fixed assets and net operating working capital totaled $0.60 million. How much was its free cash flow, in millions? a. $6.400 O b. $5.600 c. $7.000 d. $6.200 e. $5.000