Marginal tax rates Partner A, a single taxpayer, is one of two partners in a small business. As such, she receives pass-through income that is taxed at her personal tax rates. After all adjustments and deductions have been made, including the 20% qualified business income deduction, she is preparing to calculate her taxes owed for the year. Using the tax rate schedule given here i, perform the following: a. Find the marginal tax rate for the following levels of sole proprietorship earnings before taxes: $13,100; $60,500; $89,200; $155,000; $249,000; $446,000; and $1.2 million b. Plot the marginal tax rates (measured on the y-axis) against the pretax income levels (measured on the x-axis). Explain the relationship between these variables. Tax Rate Single Taxpayers -2018 Tax calculation Range of taxable income $0 to Base tax (Marginal rate x amount over base bracket) + $9,525 $0 $0) 9,525) 38,700) 82,500) (10% (12% (22% (24% (32% (35% (37% x amount over + x amount over 38,700 953 9,525 to + x amount over 38,700 to 82,500 4,454 + 157,500 14,090 x amount over 82,500 to + x amount over 157,500 to 200,000 32,090 157,500) 200,000) 500,000) 500,000 x amount over 200,000 to Over 500,000 45,690 + x amount over 150,690 +