What grade do I need to earn for my FlexCourse MBA prerequisite courses (College Algebra and Microeconomics)? Administrator September 28, 2018 02:13 Updated Follow A grade of C or better is required to satisfy a prerequisite. Related articles What is the attendance policy for FlexCourse students? Can I access my course materials after I complete a course? How are FlexCourse programs delivered? How do I schedule and take my exam? Comments 0 comments Article is closed for comments.