# User contributions

- 13:18, 6 March 2016 (diff | hist) . . (+364) . . 2016 AIME I Problems/Problem 9 (→Note: +diagram)
- 09:43, 5 March 2016 (diff | hist) . . (+225) . . 2016 AIME I Problems/Problem 14 (+diagram)
- 13:28, 27 February 2016
(diff | hist) . .
**(+901)** . . 2013 AMC 10A Problems/Problem 20 (added more diagrams to Solution 1) - 08:45, 25 February 2016 (diff | hist) . . (-2) . . 2000 AMC 12 Problems/Problem 18 (→Solution: correction)
- 09:35, 22 February 2016
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**(+507)** . . 2016 AMC 12B Problems/Problem 23 - 09:19, 22 February 2016
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**(+1,591)** . . 2016 AMC 12B Problems/Problem 24 - 02:43, 22 February 2016
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**(+680)** . . 2016 AMC 10B Problems/Problem 15 (better solution) - 17:28, 21 February 2016
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**(+889)** . . 2013 AIME II Problems/Problem 11 (Solution 2) - 15:38, 21 February 2016
(diff | hist) . .
**(+1,005)** . . 2016 AMC 10B Problems/Problem 24 - 13:05, 21 February 2016 (diff | hist) . . (+228) . . 2016 AMC 10B Problems/Problem 9 (→Solution)
- 12:44, 21 February 2016 (diff | hist) . . (+26) . . 2016 AMC 10B Problems/Problem 8 (→Solution: n>=2)
- 12:40, 21 February 2016 (diff | hist) . . (-474) . . 2016 AMC 10B Problems/Problem 8 (need powers of 15, not 5)
- 12:37, 21 February 2016
(diff | hist) . .
**(-918)** . . 2016 AMC 10B Problems/Problem 18 (correct answer is E) - 12:08, 21 February 2016
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**(+943)** . . 2016 AMC 10B Problems/Problem 22 - 11:53, 21 February 2016
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**(+1,252)** . . 2016 AMC 10B Problems/Problem 21 - 11:45, 21 February 2016
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**(+1,071)** . . 2016 AMC 10B Problems/Problem 14 - 11:40, 21 February 2016 (diff | hist) . . (+361) . . 2016 AMC 10B Problems/Problem 12
- 11:36, 21 February 2016
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**(+925)** . . 2016 AMC 10B Problems/Problem 11 - 11:30, 21 February 2016 (diff | hist) . . (+423) . . 2016 AMC 10B Problems/Problem 6
- 11:13, 21 February 2016 (diff | hist) . . (+469) . . 2016 AMC 10B Problems/Problem 5
- 11:08, 21 February 2016 (diff | hist) . . (+299) . . 2016 AMC 10B Problems/Problem 4
- 11:04, 21 February 2016 (diff | hist) . . (+109) . . m 2016 AMC 10B Problems/Problem 4
- 11:02, 21 February 2016 (diff | hist) . . (+43) . . 2016 AMC 10B Problems/Problem 3
- 10:49, 21 February 2016 (diff | hist) . . (+115) . . 2016 AMC 10B Problems/Problem 2
- 10:45, 21 February 2016 (diff | hist) . . (+125) . . 2016 AMC 10B Problems/Problem 1
- 10:37, 21 February 2016 (diff | hist) . . (+55) . . m 2016 AMC 10B Problems/Problem 8 (→Solution)
- 05:46, 15 February 2016 (diff | hist) . . (+62) . . m 2015 AMC 10A Problems/Problem 14 (→Solution 4)
- 05:29, 15 February 2016
(diff | hist) . .
**(+2,622)** . . 2015 AMC 10A Problems/Problem 14 (added long solution) - 04:27, 15 February 2016 (diff | hist) . . (+395) . . 2015 AMC 10A Problems/Problem 14 (+diagram, format)
- 11:08, 14 February 2016 (diff | hist) . . (+7) . . 2000 AMC 12 Problems/Problem 25 (→Solution 1: fix asy)
- 00:15, 5 February 2016
(diff | hist) . .
**(+531)** . . 1990 AHSME Problems/Problem 30 (current) - 22:50, 4 February 2016
(diff | hist) . .
**(+855)** . . 1990 AHSME Problems/Problem 29 - 14:32, 4 February 2016
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**(+864)** . . 1990 AHSME Problems/Problem 25 - 13:08, 4 February 2016
(diff | hist) . .
**(+679)** . . 1990 AHSME Problems/Problem 24 (current) - 12:41, 4 February 2016
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**(+503)** . . 1990 AHSME Problems/Problem 23 (current) - 12:17, 4 February 2016 (diff | hist) . . (+319) . . 1990 AHSME Problems/Problem 22 (current)
- 11:56, 4 February 2016
(diff | hist) . .
**(+998)** . . 1990 AHSME Problems/Problem 21 (current) - 10:52, 4 February 2016 (diff | hist) . . (+416) . . 1990 AHSME Problems/Problem 18 (current)
- 10:44, 4 February 2016 (diff | hist) . . (+9) . . 1990 AHSME Problems/Problem 14 (current)
- 10:43, 4 February 2016 (diff | hist) . . (+417) . . 1990 AHSME Problems/Problem 13
- 05:11, 4 February 2016 (diff | hist) . . (+62) . . 2016 AMC 12A Problems/Problem 5 (→Solution)
- 04:42, 4 February 2016 (diff | hist) . . (+251) . . 1990 AHSME Problems/Problem 17 (current)
- 04:37, 4 February 2016 (diff | hist) . . (+168) . . 1990 AHSME Problems/Problem 15 (current)
- 04:32, 4 February 2016 (diff | hist) . . (+125) . . 1990 AHSME Problems/Problem 12
- 04:26, 4 February 2016 (diff | hist) . . (+152) . . 1990 AHSME Problems/Problem 11 (current)
- 04:22, 4 February 2016
(diff | hist) . .
**(+552)** . . 1990 AHSME Problems/Problem 9 - 03:55, 4 February 2016 (diff | hist) . . (+141) . . 1990 AHSME Problems/Problem 8 (current)
- 03:49, 4 February 2016 (diff | hist) . . (+438) . . 1990 AHSME Problems/Problem 7 (current)
- 03:39, 4 February 2016 (diff | hist) . . (+353) . . 1990 AHSME Problems/Problem 6 (current)
- 03:05, 4 February 2016 (diff | hist) . . (+192) . . 1990 AHSME Problems/Problem 5 (current)
- 02:51, 4 February 2016 (diff | hist) . . (+216) . . 1990 AHSME Problems/Problem 4
- 02:44, 4 February 2016 (diff | hist) . . (+220) . . 1990 AHSME Problems/Problem 3 (current)
- 02:38, 4 February 2016 (diff | hist) . . (+99) . . 1990 AHSME Problems/Problem 2 (→Solution) (current)
- 02:35, 4 February 2016 (diff | hist) . . (-13) . . m 1990 AHSME Problems/Problem 1 (current)
- 02:32, 4 February 2016
(diff | hist) . .
**(+604)** . . 1989 AHSME Problems/Problem 28 - 01:20, 4 February 2016 (diff | hist) . . (+487) . . 1989 AHSME Problems/Problem 24 (current)
- 01:03, 4 February 2016 (diff | hist) . . (+1) . . m 1989 AHSME Problems/Problem 21 (→Problem)
- 00:59, 4 February 2016
(diff | hist) . .
**(+724)** . . 1989 AHSME Problems/Problem 15 - 12:48, 3 February 2016 (diff | hist) . . (+311) . . 1989 AHSME Problems/Problem 10 (→Solution) (current)
- 09:47, 22 May 2014 (diff | hist) . . (+178) . . 1997 PMWC Problems/Problem I1 (current)
- 00:55, 30 May 2013
(diff | hist) . .
**(+1,171)** . . N 1989 AHSME Problems/Problem 27 (Created page with "== Problem == Let <math>n</math> be a positive integer. If the equation <math>2x+2y+z=n</math> has 28 solutions in positive integers <math>x</math>, <math>y</math>, and <math>z</...") - 00:15, 30 May 2013 (diff | hist) . . (+112) . . m 1989 AHSME Problems (→Problem 27)
- 00:05, 30 May 2013
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**(+1,459)** . . N 1989 AHSME Problems/Problem 12 (Created page with "== Problem == The traffic on a certain east-west highway moves at a constant speed of 60 miles per hour in both directions. An eastbound driver passes 20 west-bound vehicles in ...") - 23:27, 29 May 2013
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**(+1,480)** . . N 1989 AHSME Problems/Problem 7 (Created page with "== Problem == In <math> \triangle ABC</math>, <math>\angle A = 100^\circ</math>, <math>\angle B = 50^\circ</math>, <math>\angle C = 30^\circ</math>, <math>\overline{AH}</math> i...") - 23:11, 29 May 2013 (diff | hist) . . (+24) . . 1989 AHSME Problems/Problem 6
- 11:54, 24 September 2012
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**(+898)** . . N 1989 AHSME Problems/Problem 11 (Created page with "== Problem == Let <math>a</math>, <math>b</math>, <math>c</math>, and <math>d</math> be positive integers with <math> a < 2b</math>, <math>b < 3c </math>, and <math>c<4d</math>....") - 11:53, 24 September 2012 (diff | hist) . . (+45) . . m 1989 AHSME Problems
- 11:53, 24 September 2012
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**(-501)** . . 1989 AHSME Problems - 11:52, 24 September 2012 (diff | hist) . . (+456) . . 1989 AHSME Problems (→Problem 11)
- 11:41, 24 September 2012
(diff | hist) . .
**(+887)** . . 1989 AHSME Problems/Problem 22 - 10:10, 24 September 2012
(diff | hist) . .
**(+1,876)** . . N 1989 AHSME Problems/Problem 22 (Created page with "== Problem == A child has a set of 96 distinct blocks. Each block is one of 2 materials (plastic,wood), 3 sizes (small, medium, large), 4 colors (blue, green, red, yellow), and ...") - 08:46, 24 September 2012
(diff | hist) . .
**(+1,135)** . . 1989 AHSME Problems/Problem 13 - 12:51, 23 September 2012
(diff | hist) . .
**(+726)** . . N 1989 AHSME Problems/Problem 25 (Created page with "== Problem == In a certain cross country meet between 2 teams of 5 runners each, a runner who finishes in the <math>n</math>th position contributes <math>n</math> to his teams s...") - 11:35, 23 September 2012
(diff | hist) . .
**(+2,437)** . . N 1989 AHSME Problems/Problem 23 (Created page with "==Problem== A particle moves through the first quadrant as follows. During the first minute it moves from the origin to <math>(1,0)</math>. Thereafter, it continues to follow th...") - 10:43, 23 September 2012
(diff | hist) . .
**(+1,683)** . . N 1989 AHSME Problems/Problem 4 (Created page with "==Problem== In the figure, <math>ABCD</math> is an isosceles trapezoid with side lengths <math>AD=BC=5</math>, <math>AB=4</math>, and <math>DC=10</math>. The point <math>C</math>...") - 08:53, 23 September 2012
(diff | hist) . .
**(+916)** . . N 1989 AHSME Problems/Problem 30 (Created page with "==Problem== Suppose that 7 boys and 13 girls line up in a row. Let <math>S</math> be the number of places in the row where a boy and a girl are standing next to each other. For ...") - 08:36, 23 September 2012
(diff | hist) . .
**(+1,603)** . . N 1989 AHSME Problems/Problem 21 (Created page with "==Problem== A square flag has a red cross of uniform width with a blue square in the center on a white background as shown. (The cross is symmetric with respect to each of the di...") - 08:17, 23 September 2012
(diff | hist) . .
**(+1,711)** . . N 1989 AHSME Problems/Problem 5 (Created page with "==Problem== Toothpicks of equal length are used to build a rectangular grid as shown. If the grid is 20 toothpicks high and 10 toothpicks wide, then the number of toothpicks use...") - 07:30, 23 September 2012
(diff | hist) . .
**(+774)** . . 1989 AHSME Problems (→Problem 23) - 06:59, 23 September 2012
(diff | hist) . .
**(+681)** . . 1989 AHSME Problems (→Problem 21)