Stock Y has a beta of 1.15 and an expected return of 13.20 percent. Stock Z has a beta of .90 and an expected return of 10 percent. If the risk-free rate is 5.0 percent and the market risk premium is 7.8 percent, what are the reward-to-risk ratios of Y and Z?(Do not round intermediate calculations. Round your answers to 4 decimal places.)