Difficulty is a subjective metric and what is difficult for some may not be difficult for others. Reportedly on the first day of each semester the class is standing-room only. Some math problems such as the infamous question 6 of the 1988 Math Olympiad are easy to understand but.
In the world of math and computer science there are a lot of problems that we know how to program a computer to solve quickly -- basic arithmetic sorting a list searching through a data table.
With very few exceptions then the most difficult SAT math problems will be clustered at the end of the multiple choice segments or the second half of the grid-in questions. Reportedly on the first day of each semester the class is standing-room only. What is the hardest math problem in the world. 2010-07-15 - Developed on.