Danny owns an electronics outlet in Dallas. This year he paid $625 to register for a four-day course in management in Chicago. Danny paid $775 in airfare and $900 for five nights lodging. After the course, Danny spent the last day sightseeing. During the trip, Danny also paid $190 a day for meals, and $130 a day for a rental car. What amount of these travel-related expenditures may Danny deduct as business expenses