# User contributions

- 23:32, 28 February 2021 (diff | hist) . . (+2) . . m 2006 AIME II Problems/Problem 15 (→Solution 1 (Geometric Interpretation)) (current)
- 23:32, 28 February 2021 (diff | hist) . . (+1) . . m 2006 AIME II Problems/Problem 14 (current)
- 21:16, 16 February 2021 (diff | hist) . . (+26) . . 1960 IMO Problems/Problem 1 (→Problem: added "digits of $N$" at end of problem statement) (current)
- 02:52, 12 February 2021 (diff | hist) . . (+4) . . 2021 AMC 12B Problems/Problem 13 (→Problem)
- 03:18, 10 January 2021
(diff | hist) . .
**(+636)** . . 2020 AMC 10A Problems (Undo revision 141826 by Wadehua (talk)) (Tag: Undo) - 03:18, 10 January 2021 (diff | hist) . . (-331) . . 2020 AMC 10A Problems (Undo revision 141831 by Wadehua (talk)) (Tag: Undo)
- 17:41, 3 March 2019 (diff | hist) . . (+137) . . m 2012 AMC 10A Problems/Problem 16 (→Problem)
- 23:52, 6 November 2018 (diff | hist) . . (0) . . 1983 AIME Problems
- 16:16, 6 April 2018
(diff | hist) . .
**(+4,992)** . . 2008 AMC 12B Problems/Problem 25 - 22:57, 8 March 2018 (diff | hist) . . (+74) . . m 2018 AIME I Problems/Problem 13
- 22:54, 8 March 2018 (diff | hist) . . (+74) . . m 2018 AIME I Problems/Problem 12
- 22:51, 8 March 2018
(diff | hist) . .
**(+2,556)** . . 2018 AIME I Problems/Problem 12 - 20:52, 2 December 2017 (diff | hist) . . (+219) . . m Aops font (→Full List)
- 20:42, 2 December 2017 (diff | hist) . . (+46) . . Aops font (→Full List)
- 12:07, 14 October 2017
(diff | hist) . .
**(-2,067)** . . m User:Math101010 (Replaced content with "Why does this exist") - 23:30, 16 July 2017 (diff | hist) . . (+66) . . m User:Math101010 (→Contests)
- 11:02, 3 July 2017 (diff | hist) . . (-3) . . 2008 AMC 8 Problems (→Problem 8)
- 23:32, 20 April 2017 (diff | hist) . . (+6) . . m User:Math101010 (→Goals in Mathematics)
- 23:16, 20 April 2017 (diff | hist) . . (-7) . . m User:Math101010 (→Goals in Mathematics)
- 23:14, 20 April 2017 (diff | hist) . . (+442) . . m User:Math101010
- 22:58, 8 March 2017 (diff | hist) . . (+11) . . m 2017 AIME I Problems/Problem 3 (→Solution)
- 14:43, 18 December 2016 (diff | hist) . . (+19) . . m Gmaas (→Known Facts About gmaas)
- 09:54, 23 November 2016 (diff | hist) . . (+2) . . 2016 AMC 8 Answer Key
- 09:51, 23 November 2016 (diff | hist) . . (+4) . . 2016 AMC 8 Answer Key
- 09:50, 23 November 2016 (diff | hist) . . (+2) . . 2016 AMC 8 Answer Key
- 09:45, 23 November 2016 (diff | hist) . . (+1) . . 2016 AMC 8 Problems (→Problem 2)
- 09:44, 23 November 2016 (diff | hist) . . (+366) . . 2016 AMC 8 Problems
- 09:42, 23 November 2016 (diff | hist) . . (+49) . . N 2016 AMC 8 Answer Key (Created page with "# # # # # # # # # # # # # # # # # # # # # # # # #")
- 09:38, 23 November 2016 (diff | hist) . . (+13) . . 2016 AMC 8 Problems/Problem 9
- 09:38, 23 November 2016 (diff | hist) . . (+203) . . 2016 AMC 8 Problems/Problem 9 (→Solution)
- 23:13, 6 September 2016 (diff | hist) . . (-137) . . m 2016 AMC 10B Problems/Problem 16
- 09:54, 22 August 2016 (diff | hist) . . (+15) . . 2012 AIME II Problems (Undo revision 80054 by Theboombox77 (talk))
- 10:39, 12 July 2016 (diff | hist) . . (+48) . . m Gmaas (→Known Facts About gmaas)
- 23:31, 21 April 2016
(diff | hist) . .
**(-514)** . . m 2016 AMC 10B Problems/Problem 23 - 10:46, 20 March 2016 (diff | hist) . . (-2) . . Aops font (→Purpose)
- 10:44, 20 March 2016 (diff | hist) . . (-278) . . Aops font (→Full List)
- 15:41, 16 March 2016 (diff | hist) . . (+2) . . User:Math101010 (→Goals in Mathematics)
- 16:53, 6 March 2016 (diff | hist) . . (+21) . . User:Math101010 (→Contests)
- 11:29, 3 March 2016 (diff | hist) . . (+2) . . m User:Math101010 (→School System)
- 11:28, 3 March 2016 (diff | hist) . . (+88) . . m User:Math101010 (→Contests)
- 19:38, 25 February 2016 (diff | hist) . . (-45) . . m 2016 AMC 10B Problems/Problem 23 (→Solution 2 (30 sec))
- 22:18, 22 February 2016
(diff | hist) . .
**(+2,269)** . . 2016 AMC 10B Problems/Problem 23 - 15:34, 21 February 2016 (diff | hist) . . (+24) . . m 2016 AMC 10B Problems/Problem 19 (→Solution)
- 12:13, 21 February 2016 (diff | hist) . . (-18) . . m AMC historical results (→2016)
- 19:30, 3 February 2016 (diff | hist) . . (+336) . . 2016 AMC 10A Problems/Problem 15
- 19:24, 3 February 2016
(diff | hist) . .
**(+998)** . . 2016 AMC 10A Problems/Problem 22 - 19:17, 3 February 2016 (diff | hist) . . (+13) . . 2016 AMC 10A Problems/Problem 23
- 19:16, 3 February 2016 (diff | hist) . . (+121) . . 2016 AMC 10A Problems/Problem 23
- 19:07, 3 February 2016 (diff | hist) . . (+89) . . 2016 AMC 10A Problems/Problem 24
- 19:07, 3 February 2016 (diff | hist) . . (+98) . . 2016 AMC 10A Problems/Problem 25
- 19:03, 3 February 2016 (diff | hist) . . (+288) . . N 2016 AMC 10A Problems/Problem 25 (Created page with "How many ordered triples <math>(x,y,z)</math> of positive integers satisfy <math>\text{lcm}(x,y) = 72, \text{lcm}(x,z) = 600</math> and <math>\text{lcm}(y,z)=900</math>? <mat...")
- 19:03, 3 February 2016 (diff | hist) . . (+331) . . N 2016 AMC 10A Problems/Problem 24 (Created page with "A quadrilateral is inscribed in a circle of radius <math>200\sqrt{2}</math>. Three of the sides of this quadrilateral have length <math>200</math>. What is the length of the f...")
- 19:02, 3 February 2016
(diff | hist) . .
**(+558)** . . N 2016 AMC 10A Problems/Problem 23 (Created page with "A binary operation <math>\diamondsuit</math> has the properties that <math>a\,\diamondsuit\, (b\,\diamondsuit \,c) = (a\,\diamondsuit \,b)\cdot c</math> and that <math>a\,\dia...") - 19:02, 3 February 2016 (diff | hist) . . (+376) . . N 2016 AMC 10A Problems/Problem 22 (Created page with "For some positive integer <math>n</math>, the number <math>110n^3</math> has <math>110</math> positive integer divisors, including <math>1</math> and the number <math>110n^3</...")
- 19:02, 3 February 2016
(diff | hist) . .
**(+630)** . . N 2016 AMC 10A Problems/Problem 21 (Created page with "Circles with centers <math>P, Q</math> and <math>R</math>, having radii <math>1, 2</math> and <math>3</math>, respectively, lie on the same side of line <math>l</math> and are...") - 19:01, 3 February 2016 (diff | hist) . . (+434) . . N 2016 AMC 10A Problems/Problem 20 (Created page with "For some particular value of <math>N</math>, when <math>(a+b+c+d+1)^N</math> is expanded and like terms are combined, the resulting expression contains exactly <math>1001</mat...")
- 19:01, 3 February 2016
(diff | hist) . .
**(+559)** . . N 2016 AMC 10A Problems/Problem 19 (Created page with "In rectangle ABCD, <math>AB=6</math> and <math>BC=3</math>. Point <math>E</math> between <math>B</math> and <math>C</math>, and point <math>F</math> between <math>E</math> and...") - 19:01, 3 February 2016 (diff | hist) . . (+500) . . N 2016 AMC 10A Problems/Problem 18 (Created page with "Each vertex of a cube is to be labeled with an integer <math>1</math> through <math>8</math>, with each integer being used once, in such a way that the sum of the four numbers...")
- 19:00, 3 February 2016
(diff | hist) . .
**(+651)** . . N 2016 AMC 10A Problems/Problem 17 (Created page with "Let <math>N</math> be a positive multiple of <math>5</math>. One red ball and <math>N</math> green balls are arranged in a line in random order. Let <math>P(N)</math> be the p...") - 19:00, 3 February 2016
(diff | hist) . .
**(+818)** . . N 2016 AMC 10A Problems/Problem 16 (Created page with "A triangle with vertices <math>A(0, 2)</math>, <math>B(-3, 2)</math>, and <math>C(-3, 0)</math> is reflected about the <math>x</math>-axis, then the image <math>\triangle A'B'...") - 19:00, 3 February 2016
(diff | hist) . .
**(+704)** . . N 2016 AMC 10A Problems/Problem 15 (Created page with "Seven cookies of radius <math>1</math> inch are cut from a circle of cookie dough, as shown. Neighboring cookies are tangent, and all except the center cookie are tangent to t...") - 18:59, 3 February 2016 (diff | hist) . . (+345) . . 2016 AMC 10A Problems/Problem 14
- 18:58, 3 February 2016
(diff | hist) . .
**(+651)** . . N 2016 AMC 10A Problems/Problem 13 (Created page with "Five friends sat in a movie theater in a row containing <math>5</math> seats, numbered <math>1</math> to <math>5</math> from left to right. (The directions "left" and "right" ...") - 18:57, 3 February 2016 (diff | hist) . . (+425) . . N 2016 AMC 10A Problems/Problem 12 (Created page with "Three distinct integers are selected at random between <math>1</math> and <math>2016</math>, inclusive. Which of the following is a correct statement about the probability <ma...")
- 18:57, 3 February 2016
(diff | hist) . .
**(+649)** . . N 2016 AMC 10A Problems/Problem 11 (Created page with "What is the area of the shaded region of the given <math>8 \times 5</math> rectangle? <asy> size(6cm); defaultpen(fontsize(9pt)); draw((0,0)--(8,0)--(8,5)--(0,5)--cycle); fi...") - 18:56, 3 February 2016 (diff | hist) . . (-2) . . 2016 AMC 10A Problems/Problem 10
- 18:56, 3 February 2016 (diff | hist) . . (-2) . . 2016 AMC 10A Problems
- 18:55, 3 February 2016
(diff | hist) . .
**(+1,249)** . . N 2016 AMC 10A Problems/Problem 10 (Created page with "A rug is made with three different colors as shown. The areas of the three differently colored regions form an arithmetic progression. The inner rectangle is one foot wide, an...") - 18:55, 3 February 2016 (diff | hist) . . (+396) . . N 2016 AMC 10A Problems/Problem 9 (Created page with "A triangular array of <math>2016</math> coins has <math>1</math> coin in the first row, <math>2</math> coins in the second row, <math>3</math> coins in the third row, and so o...")
- 18:55, 3 February 2016
(diff | hist) . .
**(+525)** . . N 2016 AMC 10A Problems/Problem 8 (Created page with "Trickster Rabbit agrees with Foolish Fox to double Fox's money every time Fox crosses the bridge by Rabbit's house, as long as Fox pays <math>40</math> coins in toll to Rabbit...") - 18:54, 3 February 2016 (diff | hist) . . (+295) . . N 2016 AMC 10A Problems/Problem 7 (Created page with "The mean, median, and mode of the <math>7</math> data values <math>60, 100, x, 40, 50, 200, 90</math> are all equal to <math>x</math>. What is the value of <math>x</math>? <m...")
- 18:54, 3 February 2016 (diff | hist) . . (0) . . 2016 AMC 10A Problems (→Problem 7)
- 18:54, 3 February 2016 (diff | hist) . . (+412) . . N 2016 AMC 10A Problems/Problem 6 (Created page with "Ximena lists the whole numbers <math>1</math> through <math>30</math> once. Emilio copies Ximena's numbers, replacing each occurrence of the digit <math>2</math> by the digit ...")
- 18:52, 3 February 2016 (diff | hist) . . (+252) . . N 2016 AMC 10A Problems/Problem 5 (Created page with "A rectangular box has integer side lengths in the ratio <math>1: 3: 4</math>. Which of the following could be the volume of the box? <math>\textbf{(A)}\ 48\qquad\textbf{(B)}\...")
- 18:52, 3 February 2016 (diff | hist) . . (+405) . . N 2016 AMC 10A Problems/Problem 4 (Created page with "The remainder can be defined for all real numbers <math>x</math> and <math>y</math> with <math>y \neq 0</math> by <cmath>\text{rem} (x ,y)=x-y\left \lfloor \frac{x}{y} \right ...")
- 18:51, 3 February 2016 (diff | hist) . . (+322) . . N 2016 AMC 10A Problems/Problem 3 (Created page with "For every dollar Ben spent on bagels, David spent <math>25</math> cents less. Ben paid <math>\$12.50</math> more than David. How much did they spend in the bagel store togethe...")
- 18:51, 3 February 2016 (diff | hist) . . (+196) . . N 2016 AMC 10A Problems/Problem 2 (Created page with "For what value of <math>x</math> does <math>10^{x}\cdot 100^{2x}=1000^{5}</math>? <math>\textbf{(A)}\ 1 \qquad\textbf{(B)}\ 2\qquad\textbf{(C)}\ 3\qquad\textbf{(D)}\ 4\qquad\...")
- 18:50, 3 February 2016 (diff | hist) . . (-7) . . 2016 AMC 10A Problems (→Problem 16)
- 18:49, 3 February 2016 (diff | hist) . . (+15) . . m 2016 AMC 10A Problems (→Problem 16)
- 18:48, 3 February 2016 (diff | hist) . . (+435) . . 2016 AMC 10A Problems (→Problem 20)
- 18:47, 3 February 2016
(diff | hist) . .
**(+811)** . . 2016 AMC 10A Problems (→Problem 16) - 18:47, 3 February 2016
(diff | hist) . .
**(+652)** . . 2016 AMC 10A Problems (→Problem 17) - 18:46, 3 February 2016 (diff | hist) . . (+1) . . m 2016 AMC 10A Problems (→Problem 15)
- 18:46, 3 February 2016
(diff | hist) . .
**(+8,761)** . . 2016 AMC 10A Problems - 18:35, 3 February 2016 (diff | hist) . . (+178) . . 2016 AMC 10A Problems (→Problem 1)
- 18:34, 3 February 2016 (diff | hist) . . (+172) . . 2016 AMC 10A Problems/Problem 1
- 10:56, 24 January 2016 (diff | hist) . . (+21) . . 2014 AMC 10A Problems/Problem 22 (→Solution (Trigonometry))
- 10:23, 24 January 2016 (diff | hist) . . (-15) . . 2014 AMC 10A Problems (→See also)
- 09:46, 24 January 2016 (diff | hist) . . (+1) . . m 2014 AMC 10A Problems (→Problem 12)
- 11:07, 18 January 2016 (diff | hist) . . (+351) . . User:Math101010
- 23:26, 6 December 2015 (diff | hist) . . (+2) . . m 2015 AMC 8 Problems/Problem 11 (→Solution 1)
- 20:07, 5 December 2015 (diff | hist) . . (-5) . . m 2015 AMC 8 Problems/Problem 25
- 20:25, 27 November 2015
(diff | hist) . .
**(+805)** . . m User:Math101010 - 20:08, 27 November 2015 (diff | hist) . . (-1) . . m 2015 AMC 8 Problems/Problem 25
- 20:48, 25 November 2015 (diff | hist) . . (+15) . . m 2015 AMC 8 Problems/Problem 5
- 20:48, 25 November 2015 (diff | hist) . . (-1) . . m 2015 AMC 8 Problems/Problem 25 (→Solution 2)
- 20:48, 25 November 2015 (diff | hist) . . (-4) . . m 2015 AMC 8 Problems/Problem 19
- 18:27, 25 November 2015 (diff | hist) . . (+45) . . 2015 AMC 8 Problems (→Problem 16)
- 18:27, 25 November 2015
(diff | hist) . .
**(-857)** . . 2015 AMC 8 Problems (→Solution) - 18:25, 25 November 2015
(diff | hist) . .
**(+739)** . . 2015 AMC 8 Problems/Problem 12 - 17:59, 25 November 2015
(diff | hist) . .
**(+2,383)** . . 2015 AMC 8 Problems/Problem 18 - 17:48, 25 November 2015 (diff | hist) . . (+19) . . m 2015 AMC 8 Problems/Problem 5
- 17:47, 25 November 2015 (diff | hist) . . (+181) . . 2015 AMC 8 Problems/Problem 5
- 17:39, 25 November 2015
(diff | hist) . .
**(+644)** . . 2015 AMC 8 Problems/Problem 11 - 17:31, 25 November 2015 (diff | hist) . . (+45) . . User:Math101010
- 17:30, 25 November 2015 (diff | hist) . . (-20) . . Simon's Favorite Factoring Trick (→Applications)
- 17:30, 25 November 2015 (diff | hist) . . (-391) . . Simon's Favorite Factoring Trick (→Olympiad)
- 17:29, 25 November 2015 (diff | hist) . . (-20) . . Simon's Favorite Factoring Trick (→The General Statement)
- 17:26, 25 November 2015
(diff | hist) . .
**(-532)** . . 2015 AMC 8 Problems/Problem 12 - 17:25, 25 November 2015
(diff | hist) . .
**(-532)** . . 2015 AMC 8 Problems/Problem 11 - 17:25, 25 November 2015
(diff | hist) . .
**(-532)** . . 2015 AMC 8 Problems/Problem 9 - 17:25, 25 November 2015
(diff | hist) . .
**(-532)** . . 2015 AMC 8 Problems/Problem 8 - 17:25, 25 November 2015
(diff | hist) . .
**(-533)** . . 2015 AMC 8 Problems/Problem 6 - 17:24, 25 November 2015 (diff | hist) . . (+69) . . 2015 AMC 8 Problems/Problem 5
- 17:24, 25 November 2015
(diff | hist) . .
**(+602)** . . 2015 AMC 8 Problems/Problem 6 - 17:24, 25 November 2015
(diff | hist) . .
**(+602)** . . 2015 AMC 8 Problems/Problem 8 - 17:24, 25 November 2015
(diff | hist) . .
**(+604)** . . 2015 AMC 8 Problems/Problem 9 - 17:23, 25 November 2015
(diff | hist) . .
**(+605)** . . 2015 AMC 8 Problems/Problem 11 - 17:23, 25 November 2015
(diff | hist) . .
**(+604)** . . 2015 AMC 8 Problems/Problem 12 - 17:22, 25 November 2015 (diff | hist) . . (-10) . . 2015 AMC 8 Problems/Problem 24 (→See Also)
- 17:20, 25 November 2015 (diff | hist) . . (+69) . . 2015 AMC 8 Problems/Problem 7
- 17:18, 25 November 2015 (diff | hist) . . (+14) . . 2015 AMC 8 Problems/Problem 19
- 17:18, 25 November 2015
(diff | hist) . .
**(+524)** . . 2015 AMC 8 Problems/Problem 19 - 17:01, 25 November 2015 (diff | hist) . . (+69) . . m 2015 AMC 8 Problems/Problem 4
- 17:01, 25 November 2015 (diff | hist) . . (+69) . . m 2015 AMC 8 Problems/Problem 3
- 17:00, 25 November 2015 (diff | hist) . . (+69) . . m 2015 AMC 8 Problems/Problem 10
- 16:58, 25 November 2015
(diff | hist) . .
**(+722)** . . 2015 AMC 8 Problems/Problem 10 - 16:53, 25 November 2015 (diff | hist) . . (+81) . . 2015 AMC 8 Problems/Problem 25
- 16:49, 25 November 2015 (diff | hist) . . (+5) . . 2015 AMC 8 Problems/Problem 25
- 16:48, 25 November 2015
(diff | hist) . .
**(+892)** . . 2015 AMC 8 Problems/Problem 25 - 16:44, 1 November 2015 (diff | hist) . . (-240) . . User:Math101010
- 15:26, 1 November 2015 (diff | hist) . . (+344) . . User:Math101010
- 15:28, 25 September 2015 (diff | hist) . . (+161) . . N User:Math101010 (Created page with "DERP DERPITY DERP DERP DERP What's <math>9+10</math>? How much wood can a woodchuck chuck if a woodchuck could chuck wood? One question. WHAT ARE THOSE?!?!?!")
- 10:30, 6 August 2015 (diff | hist) . . (+162) . . Aops font (→Characters)
- 10:18, 6 August 2015 (diff | hist) . . (0) . . Aops font (→Full List)
- 14:46, 5 August 2015 (diff | hist) . . (+161) . . Aops font (→Full List)
- 23:21, 4 August 2015 (diff | hist) . . (+38) . . Aops font (→Full List)
- 23:15, 4 August 2015 (diff | hist) . . (+79) . . Aops font (→Full List)
- 14:22, 4 August 2015 (diff | hist) . . (+82) . . Aops font (→Full List)
- 15:14, 30 July 2015 (diff | hist) . . (0) . . m Aops font (→Full List)
- 15:13, 30 July 2015 (diff | hist) . . (0) . . m Aops font (→Full List)
- 14:50, 7 June 2015 (diff | hist) . . (+23) . . m 2006 AMC 12A Problems (→Problem 14)
- 14:50, 7 June 2015 (diff | hist) . . (-33) . . 2006 AMC 12A Problems (→Problem 14)
- 08:32, 7 June 2015 (diff | hist) . . (+6) . . m 2006 AMC 12A Problems (→Problem 14)