15 Marc, a single taxpayer, earns $30,000 in taxable income and $1,000 in interest from an investment in city of Birmingham bonds. Using the U.S. tax rate schedule for year 2019, what is his current marginal tax rate? (Use Tax rate schedule) 5 ints 21 Leonardo, who is married but files separately, earns $150,000 of taxable income. He also has $20,750 in city of Tulsa bonds. His wife, Theresa, earns $61,500 of taxable income. 2.5 oints If Leonardo instead had $83,500 of additional tax deductions for 2019, his marginal tax rate on the deductions would be: (Use tax rate schedule)