Stock Y has a beta of 1.45 and an expected return of 16.5 percent. Stock Z has a beta of 0.9 and an expected return of 12.6 percent. Required: What would the risk-free rate have to be for the two stocks to be correctly priced relative to each other? (Do not round intermediate calculations. Enter your answer as a percentage rounded to 2 decimal places (e.g., 32.16).)