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• 2016 AMC 10A Problems/Problem 3
  ...spent <math>25</math> cents less. Ben paid <math>\$12.50</math> more than David. How much did they spend in the bagel store together? ...re than David, then he paid <math>\frac{12.5}{.25}= \$ 50.00</math>. Thus, David paid <math>\$ 37.50</math>, and they spent <math>50.00+37.50 =\$ 87.50 \imp
  1 KB (176 words) - 10:58, 16 June 2023
• USAMO historical results
  **David Stoner **Xiaoyu He
  10 KB (1,317 words) - 08:16, 23 April 2024
• Prime Number Theorem
  In 1808 he refined his conjecture to and he was able to give
  10 KB (1,729 words) - 19:52, 21 October 2023
• Riemann zeta function
  <math>0 \le \Re(s) \le 1</math>. He conjectured that they all lie on the * Koch, Helmut (trans. David Kramer), ''Number Theory: Algebraic Numbers and Functions.'' AMS 2000, ISB
  9 KB (1,547 words) - 03:04, 13 January 2021
• 2006 AMC 10B Problems/Problem 22
  Elmo makes <math>N</math> sandwiches for a fundraiser. For each sandwich he uses <math>B</math> globs of peanut butter at <math>4\cent</math> per glob https://www.youtube.com/watch?v=dIaBGFwwZEc ~David
  2 KB (394 words) - 00:51, 25 November 2023
• Millennium Problems
  ...da for the twentieth century". (Devlin 2003, pp. 2&ndash;3) These problems he believed to be the most significant and important unsolved in mathematics. ...and 11. These were his first public presentation of the important results he had published earlier, in November 2002 and March 2003.
  13 KB (1,969 words) - 17:57, 22 February 2024
• 2002 AMC 10A Problems/Problem 19
  ...doghouse has a regular hexagonal base that measures one yard on each side. He is tethered to a vertex with a two-yard rope. What is the area, in square y gives him <math>\frac{8\pi}{3}</math>. He can also reach two <math>\frac{60}{360}</math> parts of a unit circle, whic
  1 KB (204 words) - 20:45, 28 May 2023
• Hilbert's Basis Theorem
  The theorem is named for [[David Hilbert]], one of the great He first stated and proved the theorem in 1888, using a nonconstructive
  4 KB (617 words) - 19:59, 23 April 2023
• Illinois Mathcounts
  * 2022 - Victor Chen, Christopher Sakaliyski, Dou Lai, Jonathan He (43rd) * 2010 - Ravi Jagadeesan (21st), James Tao (13th), Kevin He, Kevin Sun (28th), Coach: Suzanne Croco
  5 KB (746 words) - 21:19, 13 May 2024
• 2000 AMC 8 Problems/Problem 16
  In order for Mateen to walk a kilometer (1000m) in his rectangular backyard, he must walk the length 25 times or walk its perimeter 10 times. What is the a https://www.youtube.com/watch?v=ib2x_b3LNj8 ~David
  948 bytes (143 words) - 20:05, 15 April 2023
• 2002 AMC 8 Problems/Problem 25
  Since Ott gets equal amounts of money from each friend, we can say that he gets <math>x</math> dollars from each friend. This means that Moe has <math https://www.youtube.com/watch?v=F-ZvPoJdnfk ~David
  2 KB (285 words) - 17:50, 13 January 2024
• 2002 AMC 8 Problems/Problem 21
  Harold tosses a coin four times. The probability that he gets at least as many heads as tails is https://www.youtube.com/watch?v=4vLTPszBLeg ~David
  3 KB (421 words) - 14:50, 21 December 2023
• 2002 AMC 8 Problems/Problem 18
  ...h> hr <math>30</math> min each day for <math>3</math> days. How long would he have to skate the ninth day in order to average <math>85</math> minutes of https://www.youtube.com/watch?v=Ea1C64_qBH4 ~David
  2 KB (258 words) - 20:01, 15 April 2023
• 2000 AMC 8 Problems/Problem 21
  ...Ephriam, there are 2 ways since there are <math>2</math> choices for when he can flip the head. So, in total there are <math>2 \cdot 1 = 2</math> ways f https://www.youtube.com/watch?v=mLrtRuJuYI4 ~David
  2 KB (361 words) - 15:06, 24 November 2023
• 2008 AMC 8 Problems/Problem 13
  Mr. Harman needs to know the combined weight in pounds of three boxes he wants to mail. However, the only available scale is not accurate for weight https://www.youtube.com/watch?v=LKhOV9p4WiY ~David
  926 bytes (140 words) - 17:14, 3 November 2023
• Mathtime Version 1 Issue 2
  ...bed around the Star of David. What is the ratio of the area of the Star of David to the area of the circle? (Proposed by SP343) ...The boy that is drawing next is allergic to raisins and tells the man so. He replies, "Very well. In your draw, if at any time you draw a chocolate bar,
  15 KB (2,444 words) - 21:46, 1 January 2012
• 2012 IMO Problems
  ...to <math>S</math>. Player <math>B</math> may ask as many such questions as he wishes. After each question, player <math>A</math> must immediately answer ...h>x</math> belongs to <math>X</math>, then <math>B</math> wins; otherwise, he loses. Prove that:
  5 KB (834 words) - 11:00, 24 February 2021
• Hyperbolic geometry
  ...ilbert's 1900 lecture before the International Congress of Mathematicians, he states that "We may therefore say that [hyperbolic geometry] is a geometry
  525 bytes (73 words) - 12:23, 20 November 2012
• Mock AIME I 2015 Problems
  ...labeled A, B, C, and D, and each one contains a different number. First, David pulls out the numbers in boxes A and B and reports that their product is <m ...point in the game, he wins; however, if a player reaches <math>-2</math>, he loses and the other player wins. If <math>\tfrac pq</math> is the probabili
  9 KB (1,463 words) - 14:48, 12 February 2017
• 2016 AMC 10A Problems
  ...spent <math>25</math> cents less. Ben paid <math>\$12.50</math> more than David. How much did they spend in the bagel store together? ...nt is made after the doubling, Fox is excited about his good fortune until he discovers that all his money is gone after crossing the bridge three times.
  14 KB (2,104 words) - 22:26, 16 September 2022

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