In December 2016, a chart made the rounds ... Wharton doesn’t list SAT scores among its requirements for transfer students. One of the best free IQ tests available online is the Real IQ test.

This particular post reads: "IQ TEST, 201 = 20, 202 = 40, 203 = 60, 204 = 80, 208 = ??" At first glance, it looks simple—just a matter of spotting the pattern. But many users have been left ...