Asset W has an expected return of 12.4 percent and a beta of 2.05. If the risk-free rate is 4.2 percent, complete the following table for portfolios of Asset W and a risk-free asset. (Leave no cells blank be certain to enter "O" wherever required. Do not round intermediate calculations. Enter your expected returns as a percent rounded to 2 decimal places, e.g., 32.16, and your beta answers to 3 decimal places, e.g., 32.161.) Percentage of Portfolio in Asset W 0 % Portfolio Expected Return % Portfolio Beta 25 % 50 % 75 % 100 % 125 % 150 %