find income taxes and average tax rate. thank you

Duela Dent is single and had $187,200 in taxable income. Using the rates from Table 2,3, calculate her income taxes. What is the average tax rate? What is the marginal tax rate? Note: Do not round intermediate calculations and round your income tax answer to 2 decimal places, e.g., 32.16. Enter the average and marginal tax rate answers as a percent, rounded 2 decimal places, e.g., 32.16. Personal tax rates for 2021 (Unmarried Individuals)