Ajax Corp's sales last year were exist510,000, its operating costs were exist362, 500, and its interest charges were exist12, 500. What was the firm's times interest-earned (TIE) ratio? a. 14.75 b. 11.80 c. 8, 85 d. 12.15 e. 13.10 Duffert Industries has total assets of exist940,000 and total current liabilities (consisting only of accounts payable and accruals) of exist130,000. Duffert finances using only long-term debt and common equity. The interest rate on its debt is 8% and its tax rate is 40% The firm's basic earning power ratio is 14% and its debt-to capital rate is 40%. What are Duffert's ROE and ROIC? Do not round your intermediate calculations. A. 17.49%: 10.82% b. 13.75%: 9.46% c. 11.81%: 9.07% d. 9.72%: 8.29% e. 14.95%: 9.75%