AMC subsets problems
17 past AMC problems use subsets. 10 come from the AMC 10 and 7 from the AMC 12.
Picks a problem you have not seen, at about the difficulty you are handling.
Problems
Newest contests first. Every problem opens with its answer choices, hints and a worked solution.
- 2025 AMC 10A · Problem 21
- 2025 AMC 12A · Problem 15
- 2024 AMC 10B · Problem 12
- 2023 AMC 10B · Problem 16
- 2023 AMC 12A · Problem 24
- 2022 AMC 10B · Problem 14
- 2021 AMC 10B · Problem 16
- 2018 AMC 10B · Problem 5
- 2018 AMC 12B · Problem 5
- 2017 AMC 10B · Problem 17
- 2017 AMC 12B · Problem 11
- 2012 AMC 12A · Problem 17
- 2008 AMC 10A · Problem 23
- 2007 AMC 12A · Problem 25
- 2006 AMC 12A · Problem 25
- 2005 AMC 10B · Problem 25
- 2004 AMC 10A · Problem 12
Back to all combinatorics problems.