Taxable income Tax Rate 10% 12 22 TABLE 2.3 Personal tax rates for 2018 (unmarried Individuals) 0- 9,525 9,525- 38,700 38,700- 82,500 82,500. 157,500 157,500- 200,000 200,000 - 500,000 500,000+ 24 32 35 37 Maria Lipa is single and had $180,800 in taxable income. Use the rates from Table 23 a. What is the average tax rate? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 3216.) b. What is the marginal tax rate? (Enter your answer as a percent rounded to the nearest whole number, e.g., 32.) % a. Average tax rate b. Marginal tax rate %