Consider a perfectly competitive market described by the supply function p = 20 + 0.1q and demand function p = 80 - 0.3q. if the market is in equilibrium, then an individual firms total revenue (tr), average revenue (ar) and marginal revenue (mr) functions are:

Which of the following best describes the advantage of living in a suburban area? a. suburbs give people access to city jobs along with more living space. b. suburbs give people easy access to cultural attractions and high-paying jobs. c. suburbs have the widest availability of low-cost housing of any living area. d. suburbs have the lowest population density of any living area.