On January $1,2022,$ WestCo issued $$100,000$ of $5-$year, $15\%$ unsecured debentures at a net price of $$87,769\mathrm{.}46.$ Interest is payable annually, on the anniversary date of the bonds.a$)$ Determine the effective interest rate or effective yield on the bonds. Please make sure your final answer$($s$)$ are in percentage form and are accurate to $2$ decimal places. $($For example: $12\mathrm{.}34\%)$Yield $=17\mathrm{.}09\%$b$)$ Prepare an amortization schedule for the life of the bond, under the effective interest method. Please make sure your final answer$($s$)$ are accurate to $2$ decimal places.