Unit conversion — AMC & AIME Problems
Practice every real AMC 8, AMC 10, AMC 12, and AIME problem that uses Unit conversion — a arithmetic 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 problems are used with official legal permission of the Mathematical Association of America (MAA).
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These problems’ difficulty ratings come from real solve attempts on our platform. Tap a band or a contest to filter the list below, and tap a selected band again to include all difficulties. See the full difficulty guide.
AMC 8
1985 AMC 8 Problem 13 • 1986 AMC 8 Problem 1 • 1986 AMC 8 Problem 5 • 1987 AMC 8 Problem 14 • 1990 AMC 8 Problem 17 • 1993 AMC 8 Problem 8 • 1994 AMC 8 Problem 5 • 1997 AMC 8 Problem 4 • 1997 AMC 8 Problem 8 • 1999 AMC 8 Problem 17 • 1999 AMC 8 Problem 19 • 1999 AMC 8 Problem 22 • 2001 AMC 8 Problem 1 • 2001 AMC 8 Problem 5 • 2002 AMC 8 Problem 18 • 2004 AMC 8 Problem 10 • 2009 AMC 8 Problem 6 • 2010 AMC 8 Problem 5 • 2010 AMC 8 Problem 8 • 2011 AMC 8 Problem 5 • 2013 AMC 8 Problem 11 • 2014 AMC 8 Problem 25 • 2015 AMC 8 Problem 1 • 2016 AMC 8 Problem 1 • 2016 AMC 8 Problem 4 • 2018 AMC 8 Problem 6 • 2018 AMC 8 Problem 17 • 2022 AMC 8 Problem 7 • 2023 AMC 8 Problem 11 • 2023 AMC 8 Problem 15
AMC 10
2003 AMC 10B Problem 5 • 2004 AMC 10A Problem 3 • 2008 AMC 10A Problem 11 • 2008 AMC 10B Problem 12 • 2010 AMC 10B Problem 2 • 2011 AMC 10A Problem 1 • 2012 AMC 10A Problem 1 • 2013 AMC 10B Problem 2 • 2014 AMC 10B Problem 8 • 2017 AMC 10A Problem 9 • 2017 AMC 10B Problem 2 • 2018 AMC 10A Problem 3 • 2021 AMC 10A Fall Problem 4 • 2021 AMC 10A Fall Problem 6 • 2022 AMC 10A Problem 4 • 2022 AMC 10B Problem 4 • 2023 AMC 10B Problem 4
AMC 12
1951 AMC 12 Problem 28 • 1952 AMC 12 Problem 25 • 1953 AMC 12 Problem 10 • 1953 AMC 12 Problem 31 • 1955 AMC 12 Problem 10 • 1958 AMC 12 Problem 24 • 1961 AMC 12 Problem 2 • 1962 AMC 12 Problem 10 • 1966 AMC 12 Problem 34 • 1972 AMC 12 Problem 12 • 1984 AMC 12 Problem 7 • 1986 AMC 12 Problem 8 • 1986 AMC 12 Problem 14 • 1987 AMC 12 Problem 13 • 1988 AMC 12 Problem 7 • 2003 AMC 12A Problem 4 • 2003 AMC 12B Problem 4 • 2004 AMC 12A Problem 1 • 2007 AMC 12B Problem 4 • 2008 AMC 12A Problem 7 • 2008 AMC 12B Problem 6 • 2010 AMC 12B Problem 1 • 2011 AMC 12A Problem 1 • 2012 AMC 12A Problem 2 • 2012 AMC 12B Problem 4 • 2012 AMC 12B Problem 7 • 2013 AMC 12B Problem 2 • 2018 AMC 12B Problem 6 • 2020 AMC 12A Problem 3 • 2021 AMC 12A Fall Problem 3 • 2023 AMC 12B Problem 4