# User contributions

- 19:49, 5 March 2013 (diff | hist) . . (-292) . . 2008 AIME I Problems/Problem 10 (Undo revision 51653 by Gengkev (talk))
- 19:33, 5 March 2013 (diff | hist) . . (+292) . . 2008 AIME I Problems/Problem 10 (→Solution 1)
- 20:07, 21 February 2013 (diff | hist) . . (+10) . . m 2013 AMC 10B Problems/Problem 24
- 20:05, 21 February 2013 (diff | hist) . . (+12) . . m 2013 AMC 10B Problems/Problem 15
- 20:04, 21 February 2013 (diff | hist) . . (+13) . . m 2013 AMC 10B Problems/Problem 19
- 20:02, 21 February 2013 (diff | hist) . . (-1) . . m 2013 AMC 10B Problems/Problem 6
- 18:18, 21 February 2013
(diff | hist) . .
**(+572)** . . 2013 AMC 10B Problems/Problem 22 - 17:50, 21 February 2013 (diff | hist) . . (0) . . m 2013 AMC 10B Problems/Problem 24 (→Problem)
- 17:49, 21 February 2013 (diff | hist) . . (+12) . . m 2013 AMC 10B Problems/Problem 23
- 17:48, 21 February 2013
(diff | hist) . .
**(+777)** . . N 2013 AMC 10B Problems/Problem 23 (Created page with "In triangle <math>ABC</math>, <math>AB = 13</math>, <math>BC = 14</math>, and <math>CA = 15</math>. Distinct points <math>D</math>, <math>E</math>, and <math>F</math> lie on segm...") - 17:41, 21 February 2013
(diff | hist) . .
**(+504)** . . 2013 AMC 10B Problems/Problem 5 (→Problem) - 17:32, 21 February 2013
(diff | hist) . .
**(+661)** . . N 2013 AMC 10B Problems/Problem 6 (Created page with "==Problem== The average age of 33 fifth-graders is 11. The average age of 55 of their parents is 33. What is the average age of all of these parents and fifth-graders? <math>\t...") - 17:22, 21 February 2013 (diff | hist) . . (0) . . m 2013 AMC 10B Problems/Problem 3 (→Problem)
- 17:20, 21 February 2013 (diff | hist) . . (+302) . . N 2013 AMC 10B Problems/Problem 5 (Created page with "==Problem== Positive integers <math>a</math> and <math>b</math> are each less than <math>6</math>. What is the smallest possible value for <math>2 \cdot a - a \cdot b</math>? <m...")
- 17:13, 21 February 2013 (diff | hist) . . (-1) . . m 2013 AMC 10B Problems/Problem 24 (→Problem)
- 17:11, 21 February 2013 (diff | hist) . . (+126) . . 2013 AMC 10B Problems/Problem 4 (→Problem)
- 17:08, 21 February 2013 (diff | hist) . . (+300) . . N 2013 AMC 10B Problems/Problem 4 (Created page with "==Problem== When counting from <math>3</math> to <math>201</math>, <math>53</math> is the <math>51st</math> number counted. When counting backwards from <math>201</math> to <math...")
- 17:06, 21 February 2013 (diff | hist) . . (-19) . . 2013 AMC 10B Problems/Problem 3
- 17:00, 21 February 2013 (diff | hist) . . (+471) . . N 2013 AMC 10B Problems/Problem 24 (Created page with "==Problem== A positive integer <math>n</math> is ''nice'' if there is a positive integer <math>m</math> with exactly four positive divisors (including <math>1</math> and <math>m...")
- 16:52, 21 February 2013 (diff | hist) . . (-316) . . 2013 AMC 10B Problems/Problem 21
- 16:50, 21 February 2013 (diff | hist) . . (+13) . . 2013 AMC 10B Problems/Problem 22 (→Problem)
- 00:13, 7 February 2013
(diff | hist) . .
**(+506)** . . N 2013 AMC 10A Problems/Problem 24 (Created page with "Central High School is competing against Northern High School in a backgammon match. Each school has three players, and the contest rules require that each player play two games ...") - 00:10, 7 February 2013 (diff | hist) . . (+70) . . 2013 AMC 10A Problems/Problem 25
- 16:12, 30 December 2012 (diff | hist) . . (+125) . . 2012 AMC 10B Problems (→Problem 6: yay LaTeX looking stuff)
- 19:27, 28 December 2012 (diff | hist) . . (+31) . . 2012 AMC 10A Problems/Problem 20 (→Solution)
- 17:09, 3 December 2012 (diff | hist) . . (+91) . . User:Gengkev (current)
- 19:34, 27 October 2012 (diff | hist) . . (+105) . . 2012 AMC 12B Problems/Problem 16
- 16:46, 29 March 2012 (diff | hist) . . (+3) . . N User:Gengkev (Created page with "Hi!")