Based on the amounts of taxable income below, 1. Compute the federal income tax payable in 2020 on each amount assuming the taxpayer is filing as head of household. 2. Also, for each amount of taxable income, compute the average tax rate and the marginal tax rate a. Jack Jones Taxable income of $30,000. b. Bobby Best Taxable income of $100,000. c. Lucy Loveless Taxable income of $375,000. d. Alice Atoms Taxable income of $700,000. 3. What are their Marginal Tax Rate