Marc, a single taxpayer, earns $60,000 in taxable income and $5,000 in interest from an investment in city of Birmingham bonds. Using the U.S. tax rate schedule for year 2021, what is his effective tax rate? (Round your final answer to two decimal places.) (Use tax rate schedule.) Multiple Choice O 20.30 percent 13.77 percent 14.98 percent 11.53 percent None of the choices are correct