\begin{tabular}{lcr} & Expected Return & $ Value \\ Treasury bills & 3.7% & 81,000 \\ S\&P 500 Index Fund & 7.2% & 480,000 \\ Emerging Market Fund & 13.2% & 189,000 \\ \hline (Click on the icon in order to copy its contents into a spreadsheet.) \end{tabular} (Portfolio expected rate of return) Barry Swifter is 60 years of age and considering retirement. Barry's retirement portfolio currently is valued at $750,000 and is allocated in Treasury bills, an S8P 500 index fund, and an emerging market fund as follows: a. Based on the current portiolio composition and the expected rates of return given above, what is the expected rate of retum for Barry's portfolio? b. Barry is considering a realiocation of his investments to include more Treasury bils and less oxposure to emorging markets. If Barry moves all of his money from the emerging market fund and puts it in Treasury bills, what will be the expected rate of return on the resulting portlolio? a. Based on the current portfolio composition and the given expected rates of return, the expected rate of return for Barry's portfolio is \%. (Round to two decimal places.) b. If Barfy moves all his money out of emorging market funds and puts it in Treasury bils, the expected rate of retum for his portfolio is placos.)