Mr. and Mrs. X are married filing jointly. Mrs. X was permanently disabled the entire year, and Mr. X was unemployed part of the year. Both are 68 years old. Their receipts for the year were as follows: Disability incomeMrs. X $6,200 Social Security incomeMrs. X 1,000 SalaryMr. X 16,500 Unemployment compensationMr. X 4,500 Calculate their taxable income for the year, assuming the disability insurance premiums were paid.

a. Entirely by Mrs. X:

b. Entirely by Mrs. X's Employer