3. The begining-of-year and end-of-year cash holding balances of firm XYZ are 250 million and 400 million, respectively. On the statement of cash flow, the net cash flows from operating activity and investment activity are 55 million and -40 million, respectively. What is net cash flow from financing activity on the statement of cash flow? A.150 million B. 200 million C. 55 million D. -55 million E. 135 million 4. Suppose there are only corporate taxes in a capital market, then the firm value is maximized when: A. debt-equity ratio is equal to one. B. debt-equity ratio is equal to zero. C debt-equity ratio results in the lowest firm value. D. the ratio of debt to (debt+equity) is equal to one. E. None of the above is correct