A benchmark market value index is comprised of three stocks. Yesterday the three stocks were priced at $13, $20, and $54. The number of outstanding shares for each is 556,000 shares, 515,000 shares, and 217,000 shares, respectively. If the stock prices changed to $19, $29, and $68 today respectively, what is the one day rate of return on the index? Multiple Choice 31.24% 37.64% 32.37% 26.27%