Ajax Corp's sales last year were RM560,000, the cost of goods sold was RM230,000, its operating costs were RM132,500, and its interest charges were RM14,500. What was the firm's times-interest-earned (TIE) ratio? Formula: Click O a. 7.80 O b. 12.19 O c. 13.62 O d. 7.72 Oe. 6.72