need help with #29

the answer is 13.68%

Challenge problems problems 23-29, we will help Cary and Judy Self with their income tax. w and Judy have 2017 taxable income of $70,824. If they file as married filing jointly, what is their federal income tax? Cary M. The tax rate schedules of Illustration 21-2 are not used for taxable incomes under $100.000. Just for the heck of it, figure Cary and Judy's tax using the tax rate schedules. 2 Compare the result of Problem 23 with that of Problem 24. 26. If the tax rate schedules result in the same tax as tax tables, why doesn't the IRS use only tax rate schedules? 27. What tax bracket are Cary and Judy in? 28. What does the tax bracket from Problem 27 mean? 29. Find the rate of tax for Cary and Judy's average dollar of taxable income. Express the rate with 2 decimal places