Each question is categorized according to 5 main subject areas – math, science, social science, literature/language arts, and potpourri. ... Within each subject area, there are multiple subcategories. For example, a math question may be classified as algebra, general math, geometry, calculus, trigonometry, or statistics. ... It is also supposed to allow us to indicate that we need 5 various math questions, 3 American history questions, 2 government questions, etc.