$($Corporate income tax$)$ Barrington Enterprises earned $$4\mathrm{.}0$ million in taxable income $($earnings before taxes$)$ during its most recent year of operations. Use the corporate tax rates shown in the popup window, $,$ to calculate the firm's tax liability for the year. What are the firm's average and marginal tax rates?

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

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

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