Sarah purchased a new car at the beginning of the year. She makes an adequate accounting to her employer and receives a $2,400 (12,000 miles 20 cents per mile) reimbursement in 2017 for employment-related business miles. She incurs the following expenses related to both business and personal use:

Gas and oil $6,000

Repairs and maintenance 2,500

Depreciation 3,000

Insurance 1,800

Total $13,300

She also spent $200 on parking and tolls that were related to business. During the year she drove a total 20,000 miles.

What are the possible amounts of Sarah's deductible transportation expenses? (Show calculations)