4 November 2025

• 12:4812:48, 4 November 2025 Christmas Math Competitions (hist | edit) [399 bytes] Mathloveryeah (talk | contribs) (Created page with "The Christmas Math Competition organization was a group of Art of Problem Solving users who created an annual series of mock contests for the American Mathematics Competition...")
• 12:4112:41, 4 November 2025 Aurelismoscow2 (hist | edit) [1,938 bytes] Aurelismoscow2 (talk | contribs) (Created page with "Город просыпается раньше будильника: мягкий свет в панорамных окнах, тихая улица, где всё рядом...")
• 09:5909:59, 4 November 2025 Harrismoss25 (hist | edit) [923 bytes] Harrismoss25 (talk | contribs) (Created page with "Когда я только начал вести свой Telegram-канал, казалось, что всё просто: написал пост — и вот она, ау...")
• 09:5709:57, 4 November 2025 2025 AMC 12B Problems/Problem 5 (hist | edit) [13 bytes] Oooooo (talk | contribs) (Created page with "AMC 12B PROBLEM 5")
• 09:3409:34, 4 November 2025 Artvillmoscow (hist | edit) [1,385 bytes] Artvillmoscow (talk | contribs) (Created page with "Иногда лучший аргумент — тишина за закрытой дверью. В Артвилль она достигается инженерией и пл...")
• 02:3602:36, 4 November 2025 WesSerrano25 (hist | edit) [1,050 bytes] Wesserrano25 (talk | contribs) (Created page with "Planning a loud night in the Mile High City? Start with a glance at the scene’s heartbeat: a live calendar that pulls in touring staples, indie upstarts, and metal heavyweig...")
• 00:5900:59, 4 November 2025 2025 AMC 12A Problems/Problem 3 (hist | edit) [61 bytes] Smileapple (talk | contribs) (Created page with "Don't simplify <math>\sqrt{252}</math>. (This is a FAKE QUESTION to test the LaTeX capabilities of AoPSWiki, feel free to delete if it is working.)")
• 00:5800:58, 4 November 2025 2025 AMC 12A Problems/Problem 12 (hist | edit) [0 bytes] Smileapple (talk | contribs) (Created blank page)
• 00:2400:24, 4 November 2025 Evmasterby (hist | edit) [416 bytes] Evmasterby (talk | contribs) (Created page with "Наш [https://evmaster.by/ сервисный центр электромобилей] предлагает комплексную диагностику, техническ...")

3 November 2025

• 18:2318:23, 3 November 2025 I like food (hist | edit) [247 bytes] I like food (talk | contribs) (I like food's profile. This page should not be deleted.)
• 07:4507:45, 3 November 2025 2025 AMC 12B Problems/Problem 4 (hist | edit) [2 bytes] Iamsophia1u (talk | contribs) (Created page with "hi")
• 06:1906:19, 3 November 2025 Nskbuxir24ru (hist | edit) [1,137 bytes] Nskbuxir24ru (talk | contribs) (Created page with "Город большой, но помощь приходит быстро, когда процесс отлажен: чёткий приём обращения, уточня...")
• 05:5105:51, 3 November 2025 Prorabdomru (hist | edit) [1,025 bytes] Prorabdomru (talk | contribs) (Created page with ""ПрорабДом — лидер в строительстве домов в Московской области с 15-летним опытом. Мы специализир...")

2 November 2025

• 23:4523:45, 2 November 2025 2026 AMC 10A Problems/Problem 1 (hist | edit) [123 bytes] Randomuser456 (talk | contribs) (Created page with "If 3 apples weigh x pounds and 5 apples and 3 oranges weigh 12 pounds and 8 oranges weigh x pounds what is the value of x??")
• 23:4323:43, 2 November 2025 2026 AMC 10A Answer Key (hist | edit) [164 bytes] Randomuser456 (talk | contribs) (Study up the test is coming.)
• 23:3623:36, 2 November 2025 2026 USAMO (hist | edit) [20 bytes] Randomuser456 (talk | contribs) (Created page with "... Wait until later")
• 18:4518:45, 2 November 2025 Gregory's Triangle (hist | edit) [2,930 bytes] Demonhunter (talk | contribs) (Created page with "== Gregory's Triangle == '''Gregory's Triangle''', also known as the '''Stirling triangle of the second kind''', is a triangular array of numbers that represents Stirling num...")
• 18:4418:44, 2 November 2025 Mock Amc 10 (hist | edit) [29,299 bytes] Rokkc (talk | contribs) (→Mock AMC 10)
• 14:1314:13, 2 November 2025 2026 AMC 10A Problems (hist | edit) [0 bytes] Ethan aops (talk | contribs) (Created page with "2025 AMC 10B Problems 2025 AMC 10B (Answer Key) Printable versions: Wiki • AoPS Resources • PDF Instructions This is a 25-question, multiple choice test. Each question is...")

31 October 2025

• 19:0919:09, 31 October 2025 2019 AMC 10C Problems/Problem 19 (hist | edit) [218 bytes] Starblaster124 (talk | contribs) (Created page with "BN = 13 and CN = 1 in order to satisfy the equal perimeter condition. Then, we can use Stewart's theorem to find the length of AN which is √(3105/7) or approximately 443. Th...")
• 14:5914:59, 31 October 2025 2007 SMT General Round Problem 2 (hist | edit) [1,108 bytes] Yuhao2012 (talk | contribs) (Created page with "==Problem== Aliens from Lumix have one head and four legs, while those from Obscra have two heads and only one leg. If 60 aliens attend a joint Lumix and Obscra interworld con...")
• 14:5414:54, 31 October 2025 2007 SMT/General (hist | edit) [1,144 bytes] Yuhao2012 (talk | contribs) (Created page with "== 2007 SMT General Round == This page consists of 25 problems. * 2007 SMT General Round Problem 1 * 2007 SMT General Round Problem 2 * 2007 SMT General Round Prob...")
• 14:4414:44, 31 October 2025 2007 SMT Geometry Round Problem 1 (hist | edit) [864 bytes] Yuhao2012 (talk | contribs) (Created page with "==Problem== An equilateral triangle has perimeter numerically equal to its area, which is not zero. Find its side length. ==Solution== Let's say the side length of this equil...")
• 14:3714:37, 31 October 2025 2007 SMT/Geometry (hist | edit) [555 bytes] Yuhao2012 (talk | contribs) (Created page with "== 2007 SMT Geometry Round == This page consists of 10 problems. * 2007 SMT Geometry Round Problem 1 * 2007 SMT Geometry Round Problem 2 * 2007 SMT Geometry Round...")

29 October 2025

• 16:5816:58, 29 October 2025 Mathroots (hist | edit) [0 bytes] Wen liang (talk | contribs) (Created blank page)

28 October 2025

• 22:2922:29, 28 October 2025 2007 SMT Algebra Round Problem 1 (hist | edit) [518 bytes] Yuhao2012 (talk | contribs) (Created page with "==Problem== Find all real roots of <math>f</math> if <math>f\left(x^{\frac19}\right)=x^2-3x-4</math>. ==Solution== After factoring, we get <math>f\left(x^{\frac19}\right)=(x-...")
• 19:4119:41, 28 October 2025 2007 SMT Algebra Round Problem 6 (hist | edit) [1,060 bytes] Yuhao2012 (talk | contribs) (Created page with "==Problem== What is the largest prime factor of <math>4^9+9^4</math>? ==Solution== By just bashing it out, we get <math>4^9=2^{18}=2^{10}\times2^8=1024\times256=262144</math>...")
• 18:4618:46, 28 October 2025 2007 SMT Algebra Round Problem 4 (hist | edit) [1,563 bytes] Yuhao2012 (talk | contribs) (Created page with "==Problem== How many positive integers <math>n</math>, with <math>n\leq2007</math>, yield a solution for <math>x</math> (where <math>x</math> is real) in the equation <math>\l...")
• 18:2918:29, 28 October 2025 2007 SMT/Algebra (hist | edit) [544 bytes] Yuhao2012 (talk | contribs) (Created page with "== 2007 SMT Algebra Round == This page consists of 10 problems. * 2007 SMT Algebra Round Problem 1 * 2007 SMT Algebra Round Problem 2 * 2007 SMT Algebra Round Prob...")

27 October 2025

• 20:1320:13, 27 October 2025 2011 CEMC Gauss (Grade 7) Problems/Problem 11 (hist | edit) [1,103 bytes] Anabel.disher (talk | contribs) (Created page with "== Problem== In the diagram, the value of <math>x</math> is {{Image needed}} <math> \textbf{(A)}\ 15 \qquad\textbf{(B)}\ 20 \qquad\textbf{(C)}\ 22 \qquad\textbf{(D)}\ 18 \qqua...")
• 20:0120:01, 27 October 2025 2011 CEMC Gauss (Grade 7) Problems/Problem 10 (hist | edit) [2,095 bytes] Anabel.disher (talk | contribs) (Created page with "== Problem== I bought a new plant for my garden. Anika said it was a red rose, Bill said it was a purple daisy, and Cathy said it was a red dahlia. Each person was correct in...")
• 19:4919:49, 27 October 2025 2011 CEMC Gauss (Grade 8) Problems/Problem 15 (hist | edit) [1,391 bytes] Anabel.disher (talk | contribs) (Created page with "== Problem== In the diagram, <math>AE</math> and <math>BD</math> are straight lines that intersect at <math>C</math>. If <math>BD = 16</math>, <math>AB = 9</math>, <math>CE =...")

26 October 2025

• 16:0116:01, 26 October 2025 Class Badges (hist | edit) [0 bytes] Nanaj (talk | contribs) (Created page with ".")
• 12:3312:33, 26 October 2025 2006 CEMC Gauss (Grade 8) Problems/Problem 1 (hist | edit) [392 bytes] Anabel.disher (talk | contribs) (Created page with "== Problem== The value of <math>30 - 5^{2}</math> is <math> \textbf{(A)}\ 20 \qquad\textbf{(B)}\ 55 \qquad\textbf{(C)}\ 625 \qquad\textbf{(D)}\ 400 \qquad\textbf{(E)}\ 5 </ma...")
• 12:1612:16, 26 October 2025 2004 CEMC Gauss (Grade 7) Problems/Problem 2 (hist | edit) [792 bytes] Anabel.disher (talk | contribs) (Created page with "== Problem== The value of <math>\frac{1}{2} - \frac{1}{8}</math> is <math> \textbf{(A)}\ \frac{3}{8} \qquad\textbf{(B)}\ -\frac{1}{6} \qquad\textbf{(C)}\ \frac{5}{8} \qquad\t...")
• 12:0612:06, 26 October 2025 2004 CEMC Gauss (Grade 7) Problems/Problem 1 (hist | edit) [1,064 bytes] Anabel.disher (talk | contribs) (Created page with "== Problem== The value of <math>\frac{10 + 20 + 30 + 40}{10}</math> is <math> \textbf{(A)}\ 90 \qquad\textbf{(B)}\ 91 \qquad\textbf{(C)}\ 10 \qquad\textbf{(D)}\ 64 \qquad\tex...")
• 11:5611:56, 26 October 2025 2004 CEMC Gauss (Grade 8) Problems/Problem 2 (hist | edit) [993 bytes] Anabel.disher (talk | contribs) (Created page with "== Problem== The value of <math>\frac{1}{2} + \frac{3}{4} - \frac{5}{8}</math> is <math> \textbf{(A)}\ \frac{9}{14} \qquad\textbf{(B)}\ 0 \qquad\textbf{(C)}\ \frac{5}{8} \qqu...")
• 11:4411:44, 26 October 2025 2004 CEMC Gauss (Grade 8) Problems/Problem 1 (hist | edit) [532 bytes] Anabel.disher (talk | contribs) (Created page with "== Problem== What the value of <math>25\%</math> of <math>2004</math>? <math> \textbf{(A)}\ 1002 \qquad\textbf{(B)}\ 501 \qquad\textbf{(C)}\ 50~100 \qquad\textbf{(D)}\ 12 \qq...")
• 11:4111:41, 26 October 2025 2002 CEMC Gauss (Grade 8) Problems/Problem 9 (hist | edit) [817 bytes] Anabel.disher (talk | contribs) (Created page with "== Problem== The bar graph below shows the numbers of boys and girls in Mrs. Kuwabara’s class. The percentage of students in the class who are girls is <math> \textbf{(A)}\...")

25 October 2025

• 14:4714:47, 25 October 2025 2007 SMT Team Round Problem 6 (hist | edit) [548 bytes] Yuhao2012 (talk | contribs) (Created page with "==Problem== <math>x\equiv\left(\sum_{k=1}^{2007} k \right) \mod 2016</math>, where <math>0\leq x\leq 2015</math>. Solve for <math>x</math>. ==Solution== The summation will gi...")
• 14:3914:39, 25 October 2025 2007 SMT/Team (hist | edit) [511 bytes] Yuhao2012 (talk | contribs) (Created page with "== 2007 SMT Team Round == This page consists of 10 problems. * 2007 SMT Team Round Problem 1 * 2007 SMT Team Round Problem 2 * 2007 SMT Team Round Problem 3 * ...")

24 October 2025

• 19:3019:30, 24 October 2025 Viraj da GOAT (hist | edit) [45 bytes] Virajnirmal (talk | contribs) (Created page with "==Da Truth== Viraj e da GOAT en de da truth/")
• 15:3215:32, 24 October 2025 2002 CEMC Gauss (Grade 8) Problems/Problem 8 (hist | edit) [864 bytes] Anabel.disher (talk | contribs) (Created page with "== Problem== In a jar, the ratio of the number of oatmeal cookies to the number of chocolate chip cookies is 5:2. If there are 20 oatmeal cookies, the number of chocolate chip...")

23 October 2025

• 18:0218:02, 23 October 2025 2002 CEMC Gauss (Grade 8) Problems/Problem 7 (hist | edit) [866 bytes] Anabel.disher (talk | contribs) (Created page with "== Problem== The volume of a rectangular box is <math>144 \text { cm}^{3}</math> . If its length is <math>12 \text { cm}</math> and its width is <math>6 \text { cm}</math>, wh...")
• 17:5317:53, 23 October 2025 2002 CEMC Gauss (Grade 8) Problems/Problem 6 (hist | edit) [1,440 bytes] Anabel.disher (talk | contribs) (Created page with "{{Duplicate|2002 CEMC Gauss (Grade 8) #6 and 2002 CEMC Gauss (Grade 7) #12}} == Problem== Qaddama...")
• 17:4417:44, 23 October 2025 2002 CEMC Gauss (Grade 8) Problems/Problem 5 (hist | edit) [1,745 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== Which of the following expressions is equal to an odd integer? <math> \text{ (A) }\ 3(5) + 1 \qquad\text{ (B) }\ 2(3 + 5) \qquad\text{ (C) }\ 3(3 + 5) \qquad\te...")
• 17:3217:32, 23 October 2025 2002 CEMC Gauss (Grade 8) Problems/Problem 4 (hist | edit) [661 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== An integer is divided by <math>7</math> and the remainder is <math>4</math>. An example of such an integer is <math> \text{ (A) }\ 14 \qquad\text{ (B) }\ 15 \qq...")
• 17:2917:29, 23 October 2025 2002 CEMC Gauss (Grade 8) Problems/Problem 3 (hist | edit) [403 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== The value of <math>3^2 - (4 \times 2)</math> is <math> \text{ (A) }\ 4 \qquad\text{ (B) }\ 17 \qquad\text{ (C) }\ 1 \qquad\text{ (D) }\ -2 \qquad\text{ (E) }\ 0...")
• 17:2517:25, 23 October 2025 2002 CEMC Gauss (Grade 8) Problems/Problem 2 (hist | edit) [566 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== The expression <math>6 \times 1000 + 5 \times 100 + 6 \times 1</math> is equivalent to <math> \text{ (A) }\ 656 \qquad\text{ (B) }\ 6506 \qquad\text{ (C) }\ 605...")
• 17:1717:17, 23 October 2025 2002 CEMC Gauss (Grade 8) Problems/Problem 1 (hist | edit) [538 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== The value of <math>\frac{1}{2} + \frac{1}{4}</math> is <math> \text{ (A) }\ 1 \qquad\text{ (B) }\ \frac{1}{8} \qquad\text{ (C) }\ \frac{1}{6} \qquad\text{ (D) }...")