1. George & Martha are married and file a joint income tax return. In 2021 the couple had $ 250,000 of total income and $ 200,000 in taxable income. a. Calculate George & Martha's Washington's 2020 federal income tax liability b. What is George & Martha's marginal federal tax rate for 2021? c. What is the George & Martha's average tax rate for 2021? Schedule Y-1-Married Filing Jointly or Qualifying Widow(er) If taxable income is But not over: over: The tax is: $ 0 $ 19,900 10% of taxable income $ 19,900 $ 81,050 $ 81,050 $172.750 $172.750 $329,850 $1,990 plus 12% of the excess over $19,900 $9,328 plus 22% of the excess over $81,050 $29,502 plus 24% of the excess over $172,750 $67,206 plus 32% of the excess over $329,850 $95,686 plus 35% of the excess over $418,850 $329,850 $418,850 $418.850 $628,300 $628,300 $168.993.50 plus 37% of the excess over $628,300