1 points eBook Hint References Year-to-date, Oracle had earned a -1.39 percent return. During the same time period, Valero Energy earned 7.65 percent and McDonald's earned 0.42 percent. If you have a portfolio made up of 15 percent Oracle, 20 percent Valero Energy, and 65 percent McDonald's, what is your portfolio return? Note: Round your answer to 2 decimal places. Portfolio return %