AMC quadratic problems

73 past AMC problems use quadratic. 33 come from the AMC 10 and 40 from the AMC 12.

Picks a problem you have not seen, at about the difficulty you are handling.

60 most recent problems

Newest contests first. Every problem opens with its answer choices, hints and a worked solution.

2025 AMC 10A · Problem 15
2025 AMC 10A · Problem 18
2025 AMC 10A · Problem 20
2025 AMC 10B · Problem 6
2025 AMC 12A · Problem 10
2025 AMC 12A · Problem 12
2024 AMC 10A · Problem 17
2022 AMC 10A · Problem 11
2022 AMC 12B · Problem 16
2021 Fall AMC 10A · Problem 20
2021 Fall AMC 10A · Problem 25
2021 Fall AMC 10B · Problem 25
2021 AMC 12B · Problem 17
2021 Fall AMC 12A · Problem 17
2021 Fall AMC 12A · Problem 19
2021 Fall AMC 12A · Problem 23
2020 AMC 10A · Problem 5
2020 AMC 10B · Problem 24
2020 AMC 12A · Problem 17
2020 AMC 12A · Problem 24
2020 AMC 12A · Problem 25
2020 AMC 12B · Problem 7
2020 AMC 12B · Problem 22
2019 AMC 10A · Problem 3
2019 AMC 12A · Problem 11
2019 AMC 12B · Problem 4
2018 AMC 10B · Problem 8
2018 AMC 10B · Problem 17
2018 AMC 12A · Problem 5
2018 AMC 12A · Problem 16
2017 AMC 12B · Problem 8
2016 AMC 12B · Problem 14
2015 AMC 10A · Problem 12
2015 AMC 10A · Problem 23
2015 AMC 10B · Problem 14
2015 AMC 10B · Problem 22
2014 AMC 12A · Problem 19
2014 AMC 12B · Problem 13
2014 AMC 12B · Problem 17
2014 AMC 12B · Problem 20
2013 AMC 10A · Problem 11
2013 AMC 10B · Problem 19
2013 AMC 12B · Problem 17
2012 AMC 10A · Problem 17
2012 AMC 12A · Problem 12
2012 AMC 12B · Problem 11
2011 AMC 10B · Problem 19
2011 AMC 12A · Problem 20
2010 AMC 12A · Problem 15
2009 AMC 12A · Problem 23
2008 AMC 10A · Problem 25
2008 AMC 10B · Problem 9
2007 AMC 10B · Problem 18
2007 AMC 12A · Problem 21
2006 AMC 12B · Problem 12
2006 AMC 12B · Problem 24
2005 AMC 10A · Problem 10
2005 AMC 10B · Problem 2
2005 AMC 10B · Problem 16
2005 AMC 12A · Problem 9

Use Start quadratic practice above to work through the remaining 13.

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