Determining Activity Cost

"a) Compute the Earnings before interest and taxes (EBIT) for each level of sales. b) Compute the Earnings per share (EPS) for each level of sales, the expected EPS, the standard deviation of the EPS, and the coefficient of variation of EPS, assuming that there are $10,000 shares of common stock outstanding, c) Tower has the opportunity to reduce its leverage to zero and pay no interest. This will require that the number of shares outstanding be increased to $15,000. Repeat part b under this assumption. d) Compare your findings in parts b and c, and comment on the effect of the reduction of dept to zero on the firm’s financial risk. "