2023 Tax Rate Schedules Individuals Schedule X.Sinole Schedule Z-Head of Household \begin{tabular}{|c|c|l|} \hline If taxable income is over: & But not over: & \multicolumn{1}{|c|}{ The tax is: } \\ \hline$0 & $15,700 & 10% of taxable income \\ \hline$15,700 & $59,850 & $1,570 plus 12% of the excess over $15,700 \\ \hline$59,850 & $95,350 & $6,868 plus 22% of the excess over $59,850 \\ \hline$95,350 & $182,100 & $14,678 plus 24% of the excess over $95,350 \\ \hline$182,100 & $231,250 & $35,498 plus 32% of the excess over $182,100 \\ \hline$231,250 & $578,100 & $51,226 plus 35% of the excess over $231,250 \\ \hline$578,100 & - & $172,623,5 plus 37% of the excess over $578,100 \\ \hline \end{tabular} Schedule Y-2-Married Filing Separately \begin{tabular}{|c|c|l|} \hline If taxable income is over: & But not over: & \multicolumn{1}{|c|}{ The tax is: } \\ \hline$111,000 & 10% of taxable income \\ \hline$11,000 & $44,725 & $1,100 plus 12% of the excess over $11,000 \\ \hline$44,725 & $95,375 & $5,147 plus 22% of the excess over $44,725 \\ \hline$95,375 & $182,100 & $16,290 plus 24% of the excess over $95,375 \\ \hline$182,100 & $231,250 & $37,104 plus 32% of the excess over $182,100 \\ \hline$231,250 & $346,875 & $52,832 plus 35% of the excess over $231,250 \\ \hline$346,875 & - & $93,300,75 plus 37% of the excess over $346,875 \\ \hline \end{tabular} Scot and Vidia, married taxpayers, earn $240,800 in taxable income and $5,000 in interest from an investment in City of Tampa bonds. (Use the U.S. tax rate schedule for married filing jointly.) Required: a. If Scot and Vidia earn an additional $80,800 of taxable income, what is their marginal tax rate on this income? b. What is their marginal tax rate if, instead, they report an additional $80,800 in deductions? Note: For all requirements, do not round intermediate calculations. Round your answers to 2 decimal places