S$06-13$ Calculating APR $[$LO$4]$

Find the APR, or stated rate, in each of the following cases:

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

$\backslash$table$[[$Stated Rate $($APR$),$Number of Times Compounded,Effective Rate $($EAR$),],[12\mathrm{.}78,\%,$Semiannually,$13\mathrm{.}10,\%$