2. John is a single taxpayer. He visits your office for some tax advice in early December 2021. John forecasted his 2021 taxable income to be $ 40,000. His 2022 taxable income is forecasted at $ 48,000. John is felling fortunate and wants to donate $ 7,000 to a charity. The donation will lower his taxable income by $ 7,000 (we will learn about charitable deductions later this semester). John's Aunt Betsy told him to make the donation before 12/31/21 so he can save taxes on his 2021 tax return. a. How much 2021 federal income tax will John save by making a 2021 donation? b. Did Aunt Betsy give John good advice? What would your advice be to John about his planned donation? 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 $1,990 plus 12% of the excess over $19,900 $9,328 plus 22% of the excess over $81,050 $ 81,050 $172,750 $172.750 $329,850 $29,502 plus 24% of the excess over $172.750 $329,850 $418,850 $67,206 plus 32% of the excess over $329,850 $95,686 plus 35% of the excess over $418,850 $418,850 $628,300 $628,300 $168,993.50 plus 37% of the excess over $628,300