The expected return on JK stock is $15\mathrm{.}80$ percent while the expected return on the market is $11\mathrm{.}34$ percent. The stock's beta is $1\mathrm{.}50.$ What is the risk$-$free rate of return?

The expected return on JK stock is $15\mathrm{.}80$ percent while the expected return on the market is $11\mathrm{.}34$ percent. The stock's beta is $1\mathrm{.}50.$ What is the risk$-$free rate of return?

$2\mathrm{.}42$ percent

$2\mathrm{.}50$ percent

$2\mathrm{.}63$ percent

$2\mathrm{.}22$ percent

$2\mathrm{.}31$ percent