Curtis invests $$600,000$ in a city of Athens bond that pays $8\mathrm{.}25$ percent interest. Alternatively, Curtis could have invested the $$600,000$ in a bond recently issued by Initech, Incorporated that pays $11\mathrm{.}00$ percent interest with similar risk as the city of Athens bond. Assume that Curtis's marginal tax rate is $24$ percent.

If Curtis invested in the Initech, Incorporated bonds, what would be his after$-$tax rate of return from this investment?

Multiple Choice

$6\mathrm{.}84$ percent

$8\mathrm{.}25$ percent

$8\mathrm{.}36$ percent

$5\mathrm{.}04$ percent

None of the choices are correct.