Cost of debt with fees. Kenny Enterprises will issue a bond with a par value of $$1,000,$ a maturity of twenty years, and a coupon rate of $10\mathrm{.}9\%$ with semiannual payments, and will use an investment bank that charges $$25$ per bond for its services. What is the cost of debt for Kenny Enterprises at the following market prices?

a$.$ $$976\mathrm{.}17$

b$.$ $$999\mathrm{.}69$

c$.$ $$1,096\mathrm{.}77$

d$.$ $$1,155\mathrm{.}22$

a$.$ What is the cost of debt for Kenny Enterprises at a market price of $$976\mathrm{.}17?$

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