How smart are you? Do you know about IQ (Intelligence Quotient), it is a total score derived from several standardized tests designed to assess human intelligence IQ scores are used for educational placement, assessment of intellectual ability, and evaluating job applicants. This test like Raven's standard progressive matrices. The tests were originally developed by John C. Raven in 1936. It is made of multiple-choice questions, listed in order of difficulty. This format is designed