Oak Bay Software has $10\mathrm{.}6\%$ coupon bonds on the market with $18$ years to maturity. The bonds make semiannual payments and currently sell for $108\mathrm{.}2\%$ of par.

What is the YTM$?($Do not round intermediate calculations. Round the final answer to $2$ decimal places.$)$

YTM $9\mathrm{.}63$ Numeric Response Edit Unavailable. $9\mathrm{.}63$ correct. $\%$

What is the effective annual yield? $($Do not round intermediate calculations. Round the final answer to $2$ decimal places.$)$

Effective annual yield $13\mathrm{.}91$ Numeric Response Edit Unavailable. $13\mathrm{.}91$ incorrect. $\%$