GMAT Gets Overhaul by: John A. Byrne on June 29, 2010 | 38 Views June 29, 2010 Copy Link Share on Facebook Share on Twitter Email Share on LinkedIn Share on WhatsApp Share on Reddit The GMAT test, the entry test for business school, is to get a face-lift with a whole new section added to test integrative reasoning. The 30-minute section will test the problem-solving abilities of prospective MBA students, by assessing them on their skills in interpreting graphs, charts and tables from different sources, says Dave Wilson, president of GMAC, which administers the GMAT test.