(Portfollo expected rate of return) Barry Switer is 60 years of age and considering retrement. Barrys retrement portlolio curently is valued at $750,000 and is allocated in Treasury bils, an $3AP 500 index fund, and an emerging market fund as follows: a. Based on the current portfolio composition and the expected rates of return given above, what is the expected rate of roturn for Barry's portolio? b. Barry is considering a reallocation of his investments to include more Tressury bils and less exposure to emerging 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 portloilio? a. Based on the current portfotio composition and the given expected rates of retum, the expected rate of retum for Barry's portsclio is K. (Round to two deomal places:) Data table