Timmy Tappan is single and had $$183,000$ in taxable income. Use the rates from Table $2\mathrm{.}3.$

a$.$

Calculate 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$.,32.)$ Using the following table: Personal Tax Rates for $2021($Unmarried Individuals$)$

Taxable Income Tax Rate

$$09,95010\%$

$9,95040,52512$

$40,52586,37522$

$86,375164,92524$

$164,925209,42532$

$209,425523,60035$

$523,600+37$