The market demand and supply equations for theme park in a city are given by P=30–0.005QD andP=10+0.005QS,wherePisthepriceindollarsandQD isthe quantity of theme-park tickets demanded and QS is the...

The market demand and supply equations for theme park in a city are given by P=30–0.005QD andP=10+0.005QS,wherePisthepriceindollarsandQD isthe quantity of theme-park tickets demanded and QS is the quantity of theme park ticket supplied.

Explain the implications of the welfare of consumers, producers and the society when the price of theme park ticket is fixed at $15. Support your answers with a graph of the theme park tickets market.