Stock $Y$ has a beta of $1\mathrm{.}40$ and an expected return of $15\mathrm{.}2$ percent. Stock $Z$ has a beta of $\mathrm{.}85$ and an expected return of $11\mathrm{.}3$ percent. What would the risk$-$free rate have to be for the two stocks to be correctly priced relative to each other?

Note: Do not round intermediate calculations and enter your answer as a percent rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.$

Risk$-$free rate

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