Jane Smith currently holds tax$-$exempt bonds of Good Samaritan Healthcare that pays $11$ percent interest. She is in the $38$ percent tax bracket. Her broker wants her to buy some Beverly Enterprises taxable bonds that will be issued next week. With all else the same, what rate must be set on the Beverly bonds to make Jane interested in making a switch?

$11\%$

$17\mathrm{.}74\%$

$5\mathrm{.}64\%$

$42\mathrm{.}70\%$

$2\mathrm{.}34$ times