Tax Accounting, business and finance homework help

Churyk is an attorney (sole proprietor) who is attending a legal seminar in Los Angeles. The seminar is three days, and he will be staying an extra two days for vacation. His airfare for the trip was $700. He spent $50 on food and $120 for his hotel for each of the five days. The cost of the seminar was $750. What amount of educational expenses can Churyk deduct on his Schedule C?