You want to set up a portfolio comprised of three stocks, with the following expected returns: If you invest 30% in Sept, 20% in Oct, and 50% in Nov, what will your expected return be? (Enter the return as in percentage points rounded to the nearest two decimal places; e.g., 10.1234% should be entered as 10.12.)

\begin{tabular}{lr} & \\ Sept Co. & 15% \\ Oct Inc. & 6% \\ Nov Corp. & 22% \end{tabular}