This course uses mathematical reasoning to provide an elementary quantitative introduction to fundamental concepts in microeconomics. It uses college algebra and simple geometric concepts to describe the behavior of economic units, such as consumers, firms and resource owners, and to depict their interaction through production and exchange in perfect and imperfect markets. Math Reasoning Proficiency Course. Prerequisite: A grade of “C-” or higher in MATH 1050, MATH 1100 or the equivalent.