Teaching in the classroom, day trips and overnight trips

2-day trip: 16 2.5-day trip: 0 3-day trip: 48 2 * 24 4-day trip: 32 5-day trip: 0 Number of day trips: 3 Number of overnight trips: 4 Day trip: 16 2 * 8 Half-day: 6 2 * 3 Total hours: 140 Lessons: 22 15 * 1.5