Rhea is a self-employed professional singer. She resides in a rented apartment and uses one room exclusively as a business office. This room includes 480 of the 2,400 square feet of living space in the apartment. Rhea performs in recording studios and concert halls, but she conducts all of the administrative duties with respect to the business in her home office. This year, Rheas apartment rent was $57,000. She paid $6,100 to a housekeeping service that cleaned the entire apartment once a week and $2,900 for renters insurance on the apartment furnishings.

1. Compute Rheas home office deduction assuming that her net profit before the deduction was $390,000.
2. Compute Rheas home office deduction assuming that her net profit before the deduction was $4,900.

what's the home office deduction?