http://themathforum.forumotion.com/aime-usamo-imo-f25/-t1.htm Mon, 15 Sep 2008 02:35:28 GMT 10 http://www.cyneer.com/nxtwiki/uploads/Main/favicon1.ico http://themathforum.forumotion.com/aime-usamo-imo-f25/-t1.htm http://themathforum.forumotion.com/aime-usamo-imo-f25/spam-t129.htm spammer ]]> AIME/USAMO/IMO Mon, 15 Sep 2008 02:35:28 GMT http://themathforum.forumotion.com/aime-usamo-imo-f25/spam-t129.htm#617 http://themathforum.forumotion.com/aime-usamo-imo-f25/spam-t129.htm http://themathforum.forumotion.com/aime-usamo-imo-f25/not-really-hard-at-all-t103.htm hurdler easiest IMO problem I have seen (although I've only seen a few): Prove that the fraction $\frac{21n+4}{14n+3}$ is irreducible for every natural number . Easiest AIME #15 I have seen (again, I have not seen many): In an office at various times during the day, the boss gives the secretary a letter to type, each time putting the letter on top of the pile in the secretary's in-box. When there is time, the secretary takes the top letter off the pile and types it. There are nine letters ... AIME/USAMO/IMO Mon, 25 Aug 2008 22:13:03 GMT http://themathforum.forumotion.com/aime-usamo-imo-f25/not-really-hard-at-all-t103.htm#548 http://themathforum.forumotion.com/aime-usamo-imo-f25/not-really-hard-at-all-t103.htm http://themathforum.forumotion.com/aime-usamo-imo-f25/2008-aime-i-problem-2-t99.htm AIME15
Square AIME has sides of length 10 units. Isosceles triangle GEM has base EM, and the area common to triangle GEM and square AIME is 80 square units. Find the length of the altitude to EM in GEM.]]> AIME/USAMO/IMO Sun, 24 Aug 2008 18:33:56 GMT http://themathforum.forumotion.com/aime-usamo-imo-f25/2008-aime-i-problem-2-t99.htm#533 http://themathforum.forumotion.com/aime-usamo-imo-f25/2008-aime-i-problem-2-t99.htm