In a previous post, we had discussed how the GMAT® does not really test formulae but logic. Along with logic, higher level GMAT problems test conceptual clarity. Such problems can be solved in almost no time, provided you know the concepts, and will leave you with time to solve the time-taking word problems. The GMAT® question below is a very good example of the same. DIRECTIONS: Each data sufficiency problem below consists of a question and two statements, labeled (1) and (2), in which certain data are given. You have to decide whether the data given in the statements are sufficient for answering the question. Using the data given in the statements plus your knowledge of mathematics and everyday facts (such as the number of days in July or the meaning of counterclockwise), you are to option A if statement (1) ALONE is sufficient, but statement (2) alone is not sufficient to answer the question asked; B if statement (2) ALONE is sufficient, but statement (1) alone is not sufficient to answer the question asked; …