$($Corporate income tax$)$ Boisjoly Productions had taxable income of $$19\mathrm{.}7$ million.

a$.$ Calculate Boisjoly's federal income taxes using the tax table shown in the popup window:

b$.$ Now calculate Boisjoly's average and marginal tax rates.

a$.$ The firm's tax liability for the year is $$.($Round to the nearest dollar.$)$

b$.$ The firm's average tax rate is $\%.($Round to two decimal places.$)$

The firm's marginal tax rate is $\%.($Round to the nearest integer.$)$