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Score: 0 of 1 pt Problem 12-6 4 of 16 (0 complete) HW Score: O of 26 pts Question Help Avicorp has a $13.8 million debt issue outstanding, with a 5.9% coupon rate. The debt has semi-annual coupons, the next coupon is due in six months, and the debt matures in five years. It is currently priced at 93% of par value. a. What is Avicorp's pre-tax cost of debt? Note: Compute the effective annual return. b. If Avicorp faces a 40% tax rate, what is its after-tax cost of debt? Note: Assume that the firm will always be able to utilize its full interest tax shield. a. The cost of debt is /0 per year. (Round to four decimal places.)