Logarithm — AMC & AIME Problems

Practice every real AMC 8, AMC 10, AMC 12, and AIME problem that uses logarithm — a algebra concept — each with a professionally curated solution, many with a video solution too, from LIVE by Po-Shen Loh. Browse all concepts or the full past-contest archive.

All of these problems are used with official legal permission of the Mathematical Association of America (MAA).

AMC 12

1999 AMC 12 Problem 18 · 2000 AMC 12 Problem 7 · 2000 AMC 12 Problem 23 · 2002 AMC 12A Problem 14 · 2002 AMC 12B Problem 22 · 2003 AMC 12A Problem 24 · 2003 AMC 12B Problem 17 · 2004 AMC 12A Problem 16 · 2004 AMC 12B Problem 17 · 2005 AMC 12A Problem 21 · 2005 AMC 12B Problem 13 · 2005 AMC 12B Problem 17 · 2005 AMC 12B Problem 23 · 2006 AMC 12A Problem 21 · 2006 AMC 12B Problem 20 · 2007 AMC 12A Problem 23 · 2007 AMC 12B Problem 17 · 2008 AMC 12A Problem 16 · 2008 AMC 12B Problem 14 · 2008 AMC 12B Problem 23 · 2009 AMC 12A Problem 24 · 2009 AMC 12B Problem 15 · 2010 AMC 12A Problem 11 · 2010 AMC 12B Problem 12 · 2011 AMC 12B Problem 17 · 2013 AMC 12A Problem 14 · 2013 AMC 12A Problem 21 · 2013 AMC 12B Problem 22 · 2014 AMC 12A Problem 18 · 2014 AMC 12A Problem 21 · 2014 AMC 12B Problem 15 · 2014 AMC 12B Problem 20 · 2015 AMC 12A Problem 14 · 2015 AMC 12B Problem 8 · 2016 AMC 12A Problem 16 · 2017 AMC 12A Problem 20 · 2018 AMC 12A Problem 14 · 2018 AMC 12B Problem 7 · 2019 AMC 12A Problem 12 · 2019 AMC 12A Problem 15 · 2019 AMC 12A Problem 23 · 2019 AMC 12B Problem 9 · 2020 AMC 12A Problem 10 · 2020 AMC 12A Problem 17 · 2020 AMC 12B Problem 13 · 2021 AMC 12A Spring Problem 14 · 2021 AMC 12B Spring Problem 9 · 2021 AMC 12B Spring Problem 21 · 2021 AMC 12A Fall Problem 9 · 2022 AMC 12A Problem 11 · 2022 AMC 12A Problem 14 · 2022 AMC 12B Problem 16 · 2023 AMC 12A Problem 6 · 2023 AMC 12A Problem 19 · 2023 AMC 12B Problem 7 · 2024 AMC 12A Problem 8 · 2024 AMC 12B Problem 6 · 2024 AMC 12B Problem 8 · 2024 AMC 12B Problem 15 · 2025 AMC 12A Problem 7 · 2025 AMC 12B Problem 7 · 2025 AMC 12B Problem 24

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