1 February 2021

• 09:0109:01, 1 February 2021 diff hist +1 m 2011 AMC 12B Problems/Problem 24 →Solution

7 February 2020

• 21:2821:28, 7 February 2020 diff hist 0 2020 AMC 12B Problems/Problem 16 →Problem
• 21:2821:28, 7 February 2020 diff hist +594 N 2020 AMC 12B Problems/Problem 16 Created page with "==Problem== An urn contains one red ball and one blue ball. A box of extra red and blue balls lie nearby. George performs the following operation four times: he draws a ball f..."
• 21:2021:20, 7 February 2020 diff hist −47 2020 AMC 12B Problems/Problem 15 →Problem
• 21:1921:19, 7 February 2020 diff hist +5 2020 AMC 12B Problems/Problem 15 →Problem
• 21:1921:19, 7 February 2020 diff hist +64 2020 AMC 12B Problems/Problem 15 →Problem
• 21:1821:18, 7 February 2020 diff hist +12 2020 AMC 12B Problems/Problem 15 →Problem
• 21:1821:18, 7 February 2020 diff hist +119 2020 AMC 12B Problems/Problem 15 No edit summary
• 21:1621:16, 7 February 2020 diff hist +9 2020 AMC 12B Problems/Problem 15 No edit summary
• 21:1221:12, 7 February 2020 diff hist +372 N 2020 AMC 12B Problems/Problem 15 Created page with "15. There are 10 people standing equally spaced around a circle. Each person knows exactly 3 of the other 9 people: the 2 people standing next to her or him,as well as the per..."
• 21:0821:08, 7 February 2020 diff hist +1 2020 AMC 10B Problems/Problem 24 →Solution
• 21:0721:07, 7 February 2020 diff hist +40 2020 AMC 10B Problems/Problem 24 →Solution

1 February 2020

• 05:3705:37, 1 February 2020 diff hist +503 2020 AMC 10A Problems/Problem 12 →Solution 4 (Triangles)
• 05:2305:23, 1 February 2020 diff hist +349 2020 AMC 10A Problems/Problem 12 →Solution 4 (Similar triangles)
• 05:1505:15, 1 February 2020 diff hist +36 2020 AMC 10A Problems/Problem 12 →Solution 3 (Medians)

24 January 2020

• 03:4603:46, 24 January 2020 diff hist −1 m 2015 AMC 10B Problems/Problem 25 →Simplification of Solution

28 December 2019

• 03:4903:49, 28 December 2019 diff hist +2 2019 AMC 10A Problems/Problem 21 →Solution 5 (Educated Guess, Not Recommended)
• 03:4603:46, 28 December 2019 diff hist +11 2018 AMC 10A Problems/Problem 25 →Solution 3

15 December 2019

• 10:0910:09, 15 December 2019 diff hist −1 m 2019 AMC 10A Problems/Problem 25 →Solution 2

19 February 2019

• 23:0523:05, 19 February 2019 diff hist 0 2017 AMC 10B Problems/Problem 12 No edit summary
• 09:5409:54, 19 February 2019 diff hist +457 2017 AMC 10B Problems/Problem 12 No edit summary
• 09:4609:46, 19 February 2019 diff hist +434 N 2017 AMC 10B Problems/Problem 12/section=4 →Solution 3 current