You own a portfolio that has $$3,800$ invested in Stock A and $$6,200$ invested in Stock B$.$

The expected returns on these stocks are $20$ percent and $15$ percent, respectively.

The expected return on the portfolio is $\_\_\_\_\_\_\_\_\%.$

$[$Round$-$off your answer to $1$ decimal point. E$.$g$.,$ if $20\mathrm{.}36\%,$ input $20\mathrm{.}4,$ NOT $0\mathrm{.}2]$