Art of Problem Solving

2017 AMC 10A Problems/Problem 21: Revision history

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11 October 2024

24 July 2024

8 January 2023

7 January 2023

26 August 2022

14 September 2020

16 August 2020

4 January 2020

18 June 2018

9 February 2017

8 February 2017