18.If ZZ Co. has total interest charges of $10,000 per year, sales of $1 million, a tax rate of 34%, and a net profit margin of 6%, Calculate the EBT. a. $50,505 b. $60,606 C. $80,808 d. $90,909 what is the firm's times interest earned ratio? a. 7.12x b. 13.35x C. 3.33x d. 10.09x