The total value of your portfolio consists of approximately $65\%$ stock assets, $25\%$ bonds, and $10\%$ cash equivalents. Historical returns have shown that stocks provide a return of $12\%,$ bonds provide a return of $3\mathrm{.}5\%,$ and cash savings provide a return of $1\mathrm{.}5\%.$ What is the expected value of the return on this portfolio?