17. A benchmark market value index is comprised of three stocks. Yesterday the three stocks were priced at $20, $28, and S65. The number of outstanding shares for each is 660,000 shares, 560,000 shares, and 260,000 shares, respectively. If the stock prices changed to $24, S26, and $67 today respectively, what is the 1-day rate of return on the index? 4.46% 5.26% 3.32% 7.08%