Marc, a single taxpayer, earns $$63,600$ in taxable income and $$5,360$ in interest from an investment in city of Birmingham bonds. Using the U$.$S$.$ tax rate schedule for year $2023,$ what is his effective tax rate? $($Use tax rate schedule.$)$

Note: Round your final answer to two decimal places.

Multiple Choice

$22\mathrm{.}40$ percent

$13\mathrm{.}49$ percent

$15\mathrm{.}42$ percent

$11\mathrm{.}02$ percent

None of the choices are correct.