A portfolio is invested $21$ percent in Stock G$,36$ percent in Stock J$,$ and $43$ percent in Stock K$.$ The expected returns on these stocks are $9$ percent, $11\mathrm{.}5$ percent, and $16\mathrm{.}9$ percent, respectively. What is the portfolio's expected return?

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

Expected return