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# Math Challenge Problems Forum

Math Challenge Problem Forum: For challenging math problems (that you can solve yourself)

• Replies: 0
• Views: 8,643
Apr 15th 2014, 04:32 PM
1. ### Quantitative reasoning

• Replies: 2
• Views: 1,883
Jan 5th 2013, 09:27 PM
2. ### Permutations

• Replies: 10
• Views: 7,279
Jan 1st 2013, 11:39 AM
3. ### Percentile Dice Equation

• Replies: 0
• Views: 630
Dec 20th 2012, 09:36 AM
4. ### Subtracting fractions

• Replies: 2
• Views: 777
Dec 20th 2012, 01:09 AM
5. ### new here and need help !

• Replies: 2
• Views: 1,187
Dec 1st 2012, 06:44 PM
6. ### Another Proof that 1=2, can you find the flaw?

• Replies: 2
• Views: 1,015
Nov 27th 2012, 11:19 AM
7. ### Need a solution to a number problem.

• Replies: 7
• Views: 1,039
Nov 27th 2012, 11:10 AM
8. ### Probability of the roses.

• Replies: 6
• Views: 781
Nov 27th 2012, 08:55 AM
9. ### right=isosceles

• Replies: 10
• Views: 1,282
Nov 27th 2012, 03:48 AM
10. ### Counting/Pairs Game problem

• Replies: 0
• Views: 874
Nov 26th 2012, 12:07 PM
11. ### Secret Sharing

• Replies: 0
• Views: 923
Nov 18th 2012, 12:22 AM
12. ### Problem on mixture. Please explain with steps.

• Replies: 10
• Views: 1,142
Nov 9th 2012, 06:10 PM
13. ### Help! Help! Help!

• Replies: 2
• Views: 1,597
Nov 9th 2012, 06:58 AM
14. ### Sphere in pyramid

• Replies: 0
• Views: 944
Oct 19th 2012, 07:38 AM
15. ### Need Fair Division Help!

• Replies: 0
• Views: 585
Oct 16th 2012, 04:46 PM
16. ### Slope and pulley problem ? Please guide me. Thank you in advance

• Replies: 3
• Views: 939
Oct 15th 2012, 01:10 PM
17. ### Please Review Mechanics slope problem

• Replies: 2
• Views: 650
Oct 15th 2012, 11:12 AM
18. ### Coin Purchase Possibilities

• Replies: 0
• Views: 653
Oct 10th 2012, 07:33 PM
19. ### deriving numbers

• Replies: 1
• Views: 672
Oct 10th 2012, 08:15 AM
20. ### Maths Earthquake Problem!?

• Replies: 1
• Views: 1,707
Oct 6th 2012, 07:15 PM
21. ### need to know insight concept or underlaying concept of Cauchy–Schwarz inequality

• Replies: 0
• Views: 815
Oct 1st 2012, 07:15 AM
22. ### How to show int (sinx /x) dx (x-0..infinity) is convergent

• Replies: 9
• Views: 20,606
Sep 29th 2012, 05:50 PM
23. ### What's The Discount I need to give?

• Replies: 2
• Views: 1,060
Sep 21st 2012, 05:09 PM
24. ### Sum=0

• Replies: 1
• Views: 818
Sep 20th 2012, 08:26 AM
25. ### Uniform Convergence of Inegral

• Replies: 2
• Views: 928
Sep 14th 2012, 01:31 PM
26. ### Prove equality sums

• Replies: 5
• Views: 1,191
Sep 13th 2012, 09:50 AM
27. ### Challenge Algebra Equations

• Replies: 6
• Views: 1,528
Aug 21st 2012, 02:19 AM

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