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Forum: Math Puzzles

Math Puzzle Forum: For math puzzles, brain teasers, word problems

  1. Simple Percentage Logic

    99.95
    logic, percentage, simple
    • Replies: 11
    • Views: 574
    undefined
    September 29th 2010, 12:52 PM Go to last post

  2. Please help me out on this

    abm
    • Replies: 4
    • Views: 692
    Archie Meade
    January 8th 2011, 07:11 AM Go to last post

  3. Explain the Order of this Finite Sequence

    Ackbeet
    explain, finite, order, sequence
    • Replies: 7
    • Views: 299
    bondesan
    July 28th 2010, 12:20 PM Go to last post

  4. An Interesting Puzzle

    Ackbeet
    interesting, puzzle
    • Replies: 2
    • Views: 374
    Ackbeet
    February 9th 2011, 11:18 AM Go to last post

  5. Grouping efficiency - baskets, ingredients, and pies

    Adam12
    baskets, efficiency, grouping, ingredients, pies
    • Replies: 13
    • Views: 271
    Adam12
    October 7th 2011, 03:29 AM Go to last post

  6. Smile Help with a 3-d magic square

    adamhidius
    magic, square
    • Replies: 1
    • Views: 375
    princeps
    January 14th 2012, 11:24 PM Go to last post

  7. your best math puzzle game ?

    albertjhon
    game, math, puzzle
    • Replies: 2
    • Views: 182
    richard1234
    October 31st 2012, 03:39 PM Go to last post

  8. Analytical Interview Questions: How much cat litter is sold in the US each year?

    allyourbass2212
    analytical, cat, interview, litter, questions, sold, year
    • Replies: 4
    • Views: 630
    the042011
    August 28th 2012, 05:51 AM Go to last post

  9. A difficult puzzle

    Almaniac
    difficult, puzzle
    • Replies: 1
    • Views: 327
    Wilmer
    January 19th 2011, 04:57 AM Go to last post

  10. Limit.

    Also sprach Zarathustra
    limit
    • Replies: 3
    • Views: 199
    CaptainBlack
    January 7th 2012, 04:51 AM Go to last post

  11. x^n+y^n=z^(n+1)

    Also sprach Zarathustra
    ynzn
    • Replies: 6
    • Views: 293
    Also sprach Zarathustra
    July 19th 2010, 12:41 AM Go to last post

  12. Triangles and stuff...

    Also sprach Zarathustra
    stuff, triangles
    • Replies: 2
    • Views: 341
    Also sprach Zarathustra
    August 8th 2010, 01:13 AM Go to last post

  13. 7-5=2=5-3

    Also sprach Zarathustra
    • Replies: 9
    • Views: 346
    undefined
    August 7th 2010, 07:14 PM Go to last post

  14. Primes...

    Also sprach Zarathustra
    primes
    • Replies: 7
    • Views: 362
    Bruno J.
    August 6th 2010, 09:51 PM Go to last post

  15. Geometrical contractions.

    Also sprach Zarathustra
    contractions, geometrical
    • Replies: 4
    • Views: 330
    Also sprach Zarathustra
    January 6th 2011, 02:40 AM Go to last post

  16. Chess board and 2x1 domino stones.

    Also sprach Zarathustra
    2x1, board, chess, domino, stones
    • Replies: 0
    • Views: 380
    Also sprach Zarathustra
    July 27th 2011, 04:09 PM Go to last post

  17. Infinite Product.

    Also sprach Zarathustra
    infinite, product
    • Replies: 2
    • Views: 302
    Also sprach Zarathustra
    August 17th 2011, 11:10 PM Go to last post

  18. Thumbs up Scrambled Equations for Android

    amarkovits
    android, equations, scrambled
    • Replies: 4
    • Views: 415
    Sneaky
    July 27th 2011, 01:00 PM Go to last post

  19. New Twist to an old puzzle

    amey
    puzzle, twist
    • Replies: 1
    • Views: 398
    Wilmer
    June 16th 2011, 09:42 AM Go to last post

  20. A Cipher

    amfromthere
    cipher
    • Replies: 4
    • Views: 777
    rrm74001
    December 6th 2009, 07:48 PM Go to last post

  21. how many numbers less than or equal to N with all digits unique

    anantkaushik89
    digits, equal, numbers, unique
    • Replies: 5
    • Views: 204
    abender
    November 11th 2012, 05:45 AM Go to last post

  22. Unhappy Aunti's Share!

    andro45
    aunti, puzzle, shakuntala devi, share
    • Replies: 5
    • Views: 367
    Wilmer
    August 26th 2010, 09:44 PM Go to last post

  23. balancing scales

    aquajam
    balancing, scales
    • Replies: 8
    • Views: 658
    hua052011
    August 15th 2012, 07:12 PM Go to last post

  24. Cipher using Mod

    Aquameatwad
    cipher, mod
    • Replies: 6
    • Views: 249
    Soroban
    April 26th 2012, 05:13 PM Go to last post

  25. Affine Cipher Properties.

    Aquameatwad
    affine, cipher, properties
    • Replies: 3
    • Views: 245
    MrCryptoPrime
    April 30th 2012, 04:32 PM Go to last post

  26. Question Brain Teaser Posted

    architech
    brain, teaser
    • Replies: 1
    • Views: 275
    TheChaz
    July 29th 2011, 07:54 AM Go to last post

  27. Putnam Problem

    arsenicbear
    problem, putnam
    • Replies: 5
    • Views: 569
    Opalg
    September 8th 2010, 11:01 AM Go to last post

  28. Exclamation A problem that gives me problems

    arunaneedshelp
    problem, problems
    • Replies: 2
    • Views: 113
    arunaneedshelp
    January 13th 2013, 02:41 PM Go to last post

  29. Cool geometry

    arvind100
    chord, circle, geometry 1 Attachment(s)
    • Replies: 2
    • Views: 95
    arvind100
    April 30th 2013, 11:19 AM Go to last post

  30. Cool geometry

    arvind100
    circle, geometry, triangle
    • Replies: 0
    • Views: 74
    arvind100
    April 29th 2013, 04:46 AM Go to last post
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