Art of Problem Solving

Art of Problem Solving

Math texts, online classes, and more
for students in grades 5-12.

Visit AoPS Online ‚

Books for Grades 5-12 Online Courses

Engaging math books and online learning
for students ages 6-13.

Visit Beast Academy ‚

Books for Ages 6-13 Beast Academy Online

Small live classes for advanced math
and language arts learners in grades 2-12.

Visit AoPS Academy ‚

Find a Physical Campus Visit the Virtual Campus

Class Schedule Recommendations Olympiad Courses Free Sessions

AoPS Curriculum Beast Academy Online Books Recommendations Other Books & Gear All Products Gift Certificates

Forums Contests Search Help

math training & tools Alcumus Videos For the Win! MATHCOUNTS Trainer AoPS Practice Contests AoPS Wiki LaTeX TeXeR MIT PRIMES/CrowdMath Keep Learning All Ten

contests on aops Practice Math Contests

news AoPS Blog Webinars

view all 0

During AMC 10A/12A testing, the AoPS Wiki is in read-only mode and no edits can be made.

Resources Aops Wiki 2020 AMC 10B Problems/Problem 9: Revision history

Page

ArticleDiscussionReadView sourceView history

Toolbox

Recent changesRandom pageHelpWhat links hereAtomSpecial pages

Search

2020 AMC 10B Problems/Problem 9: Revision history

View logs for this page

Filter revisionsExpandCollapse

To date:

Tag filter:

Invert selection

Diff selection: Mark the radio buttons of the revisions to compare and hit enter or the button at the bottom.
Legend: (cur) = difference with latest revision, (prev) = difference with preceding revision, m = minor edit.

(newest | oldest) View (newer 50 | older 50) (20 | 50 | 100 | 250 | 500)

16 October 2025

curprev 16:1216:12, 16 October 2025 Mathloveryeah talk contribs 7,617 bytes +44 →See Also

16 July 2024

curprev 14:0214:02, 16 July 2024 Tecilis459 talk contribs m 7,573 bytes −126 Fix ol tags

5 February 2024

curprev 15:2915:29, 5 February 2024 Abed nadir talk contribs m 7,699 bytes +6 →Solution 7: (Casework)
curprev 15:2715:27, 5 February 2024 Abed nadir talk contribs m 7,693 bytes +15 →Solution 7: (Casework)

14 October 2023

curprev 02:1702:17, 14 October 2023 Abed nadir talk contribs 7,678 bytes −3 →Solutions

13 October 2023

curprev 17:2917:29, 13 October 2023 Abed nadir talk contribs 7,681 bytes +4 →Solution 7: (Casework)
curprev 17:2817:28, 13 October 2023 Abed nadir talk contribs 7,677 bytes −5 →Solution 7: (Casework)
curprev 17:2817:28, 13 October 2023 Abed nadir talk contribs 7,682 bytes −33 →Solutions
curprev 17:0517:05, 13 October 2023 Abed nadir talk contribs 7,715 bytes +1,511 →Solutions

25 September 2023

curprev 21:4521:45, 25 September 2023 Mathboy282 talk contribs m 6,204 bytes +2 →Solution 6: (Casework)

11 September 2023

curprev 15:1315:13, 11 September 2023 Eunicorn0716 talk contribs m 6,202 bytes +12 →Video Solution 3
curprev 15:1215:12, 11 September 2023 Eunicorn0716 talk contribs m 6,190 bytes +17 →Video Solution 1
curprev 15:1215:12, 11 September 2023 Eunicorn0716 talk contribs 6,173 bytes +9 →Video Solution 2

6 June 2023

curprev 12:4712:47, 6 June 2023 Thestudyofeverything talk contribs 6,164 bytes −20 →Video Solutions

21 January 2023

curprev 03:4203:42, 21 January 2023 Pi is 3.14 talk contribs 6,184 bytes +14 →Video Solution 3

5 November 2022

curprev 10:2210:22, 5 November 2022 Iluvme talk contribs 6,170 bytes +2 →Solution 6: Simplest

4 November 2022

curprev 19:5519:55, 4 November 2022 Iluvme talk contribs 6,168 bytes +2 →= Solution 6: Simplest
curprev 19:5319:53, 4 November 2022 Iluvme talk contribs 6,166 bytes +5 →= Solution 6: Simplest
curprev 19:5319:53, 4 November 2022 Iluvme talk contribs 6,161 bytes +19 →= Solution 6: Simplest
curprev 19:5219:52, 4 November 2022 Iluvme talk contribs 6,142 bytes −31 →= Solution 6: Simplest
curprev 19:5219:52, 4 November 2022 Iluvme talk contribs 6,173 bytes +59 →= Solution 6: Simplest
curprev 19:5119:51, 4 November 2022 Iluvme talk contribs 6,114 bytes −2 →= Solution 6: Simplest
curprev 19:5119:51, 4 November 2022 Iluvme talk contribs 6,116 bytes +60 →= Solution 6: Simplest
curprev 19:5019:50, 4 November 2022 Iluvme talk contribs 6,056 bytes +5 →= Solution 6: Simplest
curprev 19:5019:50, 4 November 2022 Iluvme talk contribs 6,051 bytes +4 →= Solution 6: Simplest
curprev 19:4919:49, 4 November 2022 Iluvme talk contribs 6,047 bytes +13 →= Solution 6: Simplest
curprev 19:4919:49, 4 November 2022 Iluvme talk contribs 6,034 bytes +3 →= Solution 6: Simplest
curprev 19:4819:48, 4 November 2022 Iluvme talk contribs 6,031 bytes +2 →= Solution 6: Simplest
curprev 19:4819:48, 4 November 2022 Iluvme talk contribs 6,029 bytes +20 →= Solution 6: Simplest
curprev 19:4719:47, 4 November 2022 Iluvme talk contribs 6,009 bytes −22 →= Solution 6: Simplest
curprev 19:4719:47, 4 November 2022 Iluvme talk contribs 6,031 bytes −11 →= Solution 6: Simplest
curprev 19:4619:46, 4 November 2022 Iluvme talk contribs 6,042 bytes +3 →= Solution 6: Simplest
curprev 19:4519:45, 4 November 2022 Iluvme talk contribs 6,039 bytes +6 →= Solution 6: Simplest
curprev 19:4319:43, 4 November 2022 Iluvme talk contribs 6,033 bytes −21 →= Solution 6: Simplest
curprev 19:4319:43, 4 November 2022 Iluvme talk contribs 6,054 bytes +61 →= Solution 6: Simplest
curprev 19:4219:42, 4 November 2022 Iluvme talk contribs m 5,993 bytes +14 →= Solution 6: Simplest
curprev 19:4119:41, 4 November 2022 Iluvme talk contribs 5,979 bytes +1,075 No edit summary

29 October 2022

curprev 16:0716:07, 29 October 2022 MRENTHUSIASM talk contribs m 4,904 bytes +95 No edit summary
curprev 13:3113:31, 29 October 2022 Thestudyofeverything talk contribs 4,809 bytes +68 No edit summary
curprev 13:3113:31, 29 October 2022 Thestudyofeverything talk contribs 4,741 bytes −90 No edit summary
curprev 13:3113:31, 29 October 2022 Thestudyofeverything talk contribs 4,831 bytes −73 No edit summary

26 August 2022

curprev 15:2615:26, 26 August 2022 Mrthinker talk contribs 4,904 bytes +2 →Video Solution 4

22 August 2022

curprev 21:4021:40, 22 August 2022 MRENTHUSIASM talk contribs m 4,902 bytes +87 →Video Solutions
curprev 21:3921:39, 22 August 2022 MRENTHUSIASM talk contribs m 4,815 bytes −92 →Video Solution 1
curprev 17:1517:15, 22 August 2022 Thestudyofeverything talk contribs 4,907 bytes +92 →Video Solutions

1 December 2021

curprev 20:4720:47, 1 December 2021 Huashiliao2020 talk contribs 4,815 bytes −1 →Solution 1
curprev 19:4119:41, 1 December 2021 Huashiliao2020 talk contribs 4,816 bytes +1 →Solution 1

7 September 2021

curprev 18:2818:28, 7 September 2021 Kc1374 talk contribs 4,815 bytes +773 →Solutions

6 April 2021

curprev 16:3116:31, 6 April 2021 Bakedpotato66 talk contribs m 4,042 bytes +48 Minor Edits
curprev 16:2616:26, 6 April 2021 Bakedpotato66 talk contribs m 3,994 bytes −1 Compilation of all Video Solutions

(newest | oldest) View (newer 50 | older 50) (20 | 50 | 100 | 250 | 500)

Retrieved from "https://artofproblemsolving.com/wiki/index.php?title=2020_AMC_10B_Problems/Problem_9"

Art of Problem Solving is an
ACS WASC Accredited School

aops programs

About

Site Info

follow us

Subscribe for news and updates

© 2025 AoPS Incorporated

© 2025 Art of Problem Solving

About Us • Contact Us • Terms • Privacy

Copyright © 2025 Art of Problem Solving

Something appears to not have loaded correctly.

Click to refresh.