Ms. Lincoln, age 51, paid $14,340 of medical expenses this year that were not reimbursed by her

Question:

Ms. Lincoln, age 51, paid $14,340 of medical expenses this year that were not reimbursed by her insurance provider. Compute the after-tax cost of these expenses assuming that:
a. Ms. Lincoln doesn’t itemize deductions on her Form 1040.
b. Ms. Lincoln itemizes deductions, her AGI is $48,300, and her marginal tax rate is 25 percent.
c. Ms. Lincoln itemizes deductions, her AGI is $127,300, and her marginal tax rate is 28 percent.