Williams Software has $8\mathrm{.}8$ percent coupon bonds on the market wit $23$ years to maturity. The bonds make semiannual payments currently sell for $111\mathrm{.}25$ percent of par.

a$.$ What is the current yield on the bonds?

Note: Do not round intermediate calculations and enter your answer as a percent rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.$

b$.$ What is the YTM$?$

Note: Do not round intermediate calculations and enter your answer as a percent rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.$

c$.$ What is the effective annual yield?

Note: Do not round intermediate calculations and enter your answer as a percent rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.$

$\backslash$table$[[$a$.$ Current yield,$],[$b$.$ Yield to maturity,$\%$