Lacy is a single taxpayer. In 2016, her taxable income is $49,600. What is her tax liability in each of the following alternative situations? Use Tax Rate Schedule for reference. (Do not round intermediate calculations. Round your answers to 2 decimal places.)

a. All of her income is salary from her employer.

Tax liability:

b. Her $49,600 of taxable income includes $4,200 of qualified dividends.

Tax liability:

c. Her $49,600 of taxable income includes $15,400 of qualified dividends.

Tax liability: