Table $2\mathrm{.}3$ Personal Tax Rates for $2021($Unmarried Individuals$)$

$\backslash$table$[[$Taxable Income,Tax Rate$],[$$$0-9,950,10\%$Timmy Tappan is single and had $$197,000$ in taxable income. Use the rates from Table $2\mathrm{.}3.$

a$.$ Calcuilate his income taxes. $($Do not round intermediate calculations and round your answer to the nearest whole number, e$.$g$.,32.)$

b$.$ What is the average tax rate? $($Do not round intermediate calculations and enter your answer as a percent rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.)$

c$.$ What is the marginal tax rate? $($Do not round intermediate calculations and enter your answer as a percent rounded to the nearest whole number, e$.$g$.,32.)$

$\backslash$table$[[$a$.$ Income taxes,,$],[$b$.$ Average tax rate,,$\%$