Melanie and Philip are organising a climbing excursion for their year 5 primary school class. Last year a similar event was held and 20 students attended, the costs relating to 20 students were as follows: Hire of indoor climbing gym (Hall) Charter of bus for student transport to and from gym Sandwiches and drinks supplied to students; each student allowed one drink and sandwich each. $ 500 $ 100 $ 200 1. Last years price per student was $50, determine the profit / loss made from last years excursion. 2. If costs behaved the same as last year, what price per ticket would Melanie and Philip need to set for this years excursion in order to break even, if only 40 students attend the trip? 3. Melanie and Philip have suggested a ticket price of $40. How many people would need to attend in order for the trip to break even? (round up to the nearest whole person)