Miron Floren, of Lawrence Welk Show fame, now tours the country performing at accordion concerts. A careful analysis of demand for tickets to Mr.Foren's concerts reveals a strange segmentation in the market. Demand for tickets by senior citizens is described by Qs=100/P While demand by those under 65 years old is Qy=49/P a) If the marginal cost of a ticket is $4, how should tickets to Mr.Floren's concerts be priced to maximize profits? b) Explain what is 30 degree price discrimination. Do you observe any price discrimination behavior of Mr.Floren's concerts based on your calculation in part a)?