Susan and Stan Britton are a married couple who file a joint income tax return, where the tax rates are based on the tax table 3.5. Assume that their taxable income this year was $374,000. Do not round intermediate calculation.

1. What is their federal tax liability? Round your answer to the nearest dollar.

   $

2. What is their marginal tax rate? Round your answer to the nearest whole number.

   %

3. What is their average tax rate? Round your answer to two decimal places.

   %

Plus This Percentage on the Excess over the Base (Marginal Rate) 10.0% 120 22.0 Average Tax Rate at Top of Bracket 10.0% 11.5 17.1 24.0 204 32.0 22.8 35.0 30.1 37.0 37.0 You Pay This If Your Taxable Amount on the Income is Base of the Bracket Up to $9,875 $ 0.00 $9,875-540,125 987.50 $40,125-585,525 4,617.50 $85,525-5163,300 14,605.50 $163,300-5207,350 33,271.50 $207,350-5518,400 47,36750 Over $518,400 156,235.00 Married couples Filing Joint Returns You Pay This If Your Taxable Amount on the Income Is Base of the Bracket Up to $19,750 $ 0.00 $19,750-580,250 1,975.00 580,250-$171,050 9,235.00 5171,050-5326,600 29,211,00 5326,600-5414,700 66,543.00 $414,700-5622,050 94,735.00 Over $622,050 167,30750 Plus This Percentage on the Excess over the Base (Marginal Rate) 10.0% 12.0 Average Tax Rate at Top of Bracket 10.096 11.5 22.0 17.1 24.0 20.4 32.0 22.8 26.9 35.0 37.0 37.0