Olympic Sports has two issues of debt outstanding. One is an $8\%$ coupon bond with a face value of $$31$ million, a maturity of $10$ years, and a yield to maturity of $9\%.$ The coupons are paid annually. The other bond issue has a maturity of $15$ years, with coupons also paid annually, and a coupon rate of $9\%.$ The face value of the issue is $$36$ million, and the issue sells for $93\%$ of par value. The firm's tax rate is $35\%.$

What is the before$-$tax cost of debt for Olympic?

What is Olympic's after$-$tax cost of debt?