Culilap, Manjelette

1. Airplane tickets cost $200 if between 0 and 50 passengers are on the plane. However each additional passenger over 50, the price per ticket is reduced by $2 for all passengers. For example if there are 52 passengers, then the cost per ticket for all passengers is $192. How many passengers will produce the maximum revenue?

2. Differentiate g(x) = (x csc x) / (3 - csc x)