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 Subject Started by Replies Views Last post Car parking towr 2 4972 Jan 31st, 2008, 5:01pmby Eigenray x^2 + 3*y^2 Christine 0 2228 Sep 6th, 2013, 8:08amby Christine One evil king, two prisoners, 20 trees Zaz 13 21060 Sep 2nd, 2013, 9:25amby rmsgrey rope around the earth riddle chinkygogo 11 14040 Aug 18th, 2013, 6:14pmby Fifis three square numbers Christine 2 3463 Aug 18th, 2013, 8:06amby towr multiples of 13 Christine 1 3515 Aug 4th, 2013, 7:16amby towr divisibility by 29 Christine 11 5018 Jul 26th, 2013, 4:29pmby Christine Bridge and river Altamira_64 1 1906 Jul 24th, 2013, 9:24pmby jollytall UNEQUAL INTEGERS pcbouhid 3 1493 Jul 4th, 2013, 11:55amby Christine number of divisors Christine 1 2130 Jun 4th, 2013, 7:00amby rmsgrey Basketball odds Altamira_64 4 2364 Jul 12th, 2013, 9:25pmby jollytall Integer triangle with 120 degrees Christine 2 2861 Apr 23rd, 2013, 11:13amby Christine log (100*x) = x Christine 2 2563 Jul 5th, 2013, 9:53pmby SWF Role models in education wonderful 0 1006 Jul 2nd, 2013, 10:57pmby wonderful number of cube configurations sportsdude 6 1049 Jun 26th, 2013, 3:44amby rmsgrey how many non overlapping tony123 9 2122 Nov 2nd, 2007, 5:55amby towr Powerball Expected Value marsh8472 4 3180 May 29th, 2013, 10:36pmby towr Dice rolls Altamira_64 1 1033 Jun 1st, 2013, 12:46amby pex Integral mathstudent155 2 2210 Feb 20th, 2013, 12:12pmby tsitut Divisible by 42 PeterR 3 2713 May 29th, 2013, 10:16pmby towr prime triplet Christine 5 1365 May 29th, 2013, 3:47pmby whizen non-similar triangles Christine 10 4720 May 25th, 2013, 1:38pmby towr Truth or lie? Altamira_64 2 1360 May 20th, 2013, 11:06amby rmsgrey How to Slice a Bagel into Two Linked Halves nakli 4 1335 May 10th, 2013, 4:10amby towr Digit sum Christine 5 2711 Mar 7th, 2013, 7:23amby Francesc Squares: sums and differences Christine 5 1125 Mar 19th, 2013, 10:34amby Christine How many possible connect 4 games are there? marsh8472 10 12476 May 10th, 2013, 3:03amby scottlouie Repdigits Christine 1 865 May 3rd, 2013, 1:36pmby Christine Scant-digit Multiples Barukh 12 2197 Mar 27th, 2013, 10:02amby towr A Non-overlapping Circle Puzzle K Sengupta 23 9543 Apr 24th, 2013, 10:10amby Mariko79
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