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Want to learn how to tackle those tough AMC/AIME/Olympiad counting and probability problems? Check out Art of Problem Solving's Intermediate Counting & Probability by David Patrick.

2005 USAMO

From AoPSWiki

2005 USAMO problems and solutions. The first link contains the full set of test problems. The rest contain each individual problem and its solution.

Resources

2005 USAMO (Problems • Resources: AoPS | ML)
Preceded by
2004 USAMO
1 2 3 4 5 6 Followed by
2006 USAMO
Looking for a challenging algebra text? Preparing for MATHCOUNTS or the AMC exams?
Check out Art of Problem Solving's Introduction to Algebra by Richard Rusczyk.
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