Problem 13-18 Reward-to-Risk Ratios [LO4] Stock Y has a beta of 1.5 and an expected return of 17 6 percent Stock Z has a beta of 1.0 and an expected return of 12.3 percent. If the risk-free rate is 6.2 percent and the market risk premium is 7 percent, the reward-to-risk ratios for stocks Y and Z are Since the SML reward-to-risk is percent, respectively and percent, Stock Y is (Click to select) (Do not round intermediate calculations. Enter your answers as a percent and Stock Z is (Chick to select) rounded to 2 decimal places, e.g., 32.16.)