Cost of debt with fees. Kenny Enterprises will issue a bond with a par value of $$1,000,$ a maturity of twenty years, and a coupon rate of $11\mathrm{.}2\%$ with semiannual payments, and will use an investment bank that charges $$30$ per bond for its services. What is the cost of debt for Kenny Enterprises at the following market prices?

a$.$ $$979\mathrm{.}18$

b$.$ $$1,009\mathrm{.}76$

c$.$ $$1,111\mathrm{.}03$

d$.$ $$1,147\mathrm{.}97$

a$.$ What is the cost of debt for Kenny Enterprises at a market price of $$979\mathrm{.}18?$

$\%($Round to two decimal places.$)$