▪ USA Mathematical Talent Search (USAMTS) – Problems and Solutions

ROUND	PROBLEMS	SOLUTIONS
Round 1	Round 1 Problems	Round 1 Solutions
Round 2	Round 2 Problems	Round 2 Solutions
Round 3	Round 3 Problems	Round 3 Solutions

Year 22 (2010-11)

ROUND	PROBLEMS	SOLUTIONS
Round 1	Round 1 Problems	Round 1 Solutions
Round 2	Round 2 Problems	Round 2 Solutions

Year 21 (2009-10)

ROUND	PROBLEMS	SOLUTIONS
Round 1	Round 1 Problems	Round 1 Solutions
Round 2	Round 2 Problems	Round 2 Solutions
Round 3	Round 3 Problems	Round 3 Solutions
Round 4	Round 4 Problems	Round 4 Solutions

Year 20 (2008-09)

ROUND	PROBLEMS	SOLUTIONS
Round 1	Round 1 Problems	Round 1 Solutions
Round 2	Round 2 Problems	Round 2 Solutions
Round 3	Round 3 Problems	Round 3 Solutions
Round 4	Round 4 Problems	Round 4 Solutions

Year 19 (2007-08)

ROUND	PROBLEMS	SOLUTIONS
Round 1	Round 1 Problems	Problem 1 Problem 2 Problem 3 Problem 4 Problem 5
Round 2	Round 2 Problems	Problem 1 Problem 2 Problem 3 Problem 4 Problem 5
Round 3	Round 3 Problems	Problem 1 Problem 2 Problem 3 Problem 4 Problem 5
Round 4	Round 4 Problems	Problem 1 Problem 2 Problem 3 Problem 4 Problem 5

Year 18 (2006-07)

ROUND	PROBLEMS	SOLUTIONS
Round 1	Round 1 Problems	Problem 1 Problem 2 Problem 3 Problem 4 Problem 5
Round 2	Round 2 Problems	Problem 1 Problem 2 Problem 3 Problem 4 Problem 5
Round 3	Round 3 Problems	Problem 1 Problem 2 Problem 3 Problem 4 Problem 5
Round 4	Round 4 Problems	Problem 1 Problem 2 Problem 3 Problem 4 Problem 5

Year 17 (2005-06)

ROUND	PROBLEMS	SOLUTIONS
Round 1	Round 1 Problems	Problem 1 Problem 2 Problem 3 Problem 4 Problem 5
Round 2	Round 2 Problems	Problem 1 Problem 2 Problem 3 Problem 4 Problem 5
Round 3	Round 3 Problems	Problem 1 Problem 2 Problem 3 Problem 4 Problem 5
Round 4	Round 4 Problems	Problem 1 Problem 2 Problem 3 Problem 4 Problem 5

Year 16 (2004-05)

ROUND	PROBLEMS	SOLUTIONS	LATEX SOURCE FILES
ROUND 1	Round 1 Problems	Problem 1 Problem 2 Problem 3 Problem 4 Problem 5
ROUND 2	Round 2 Problems	Problem 1 Problem 2 Problem 3 Problem 4 Problem 5
ROUND 3	Round 3 Problems	Problem 1 Problem 2 Problem 3 Problem 4 Problem 5
ROUND 4	Round 4 Problems	Problem 1 Problem 2 Problem 3 Problem 4 Problem 5

Past Years

Year 15 Round 1 (Quick answers and comments)
Year 15 Round 2 (Quick answers and comments)
Year 15 Round 3 (Quick answers and comments)
Year 15 Round 4 (Quick answers and comments)

Year 14 Round 1 (Solutions)
Year 14 Round 2 (Solutions)
Year 14 Round 3 (Solutions)
Year 14 Round 4 (Solutions)

Year 13 Round 1 (Solutions)
Year 13 Round 2 (Solutions)
Year 13 Round 3 (Solutions)
Year 13 Round 4 (Solutions)

Year 12 Round 1 (Solutions)
Year 12 Round 2 (Solutions)
Year 12 Round 3 (Solutions)
Year 12 Round 4 (Solutions)

Year 11 Round 1 (Solutions)
Year 11 Round 2 (Solutions)
Year 11 Round 3 (Solutions)
Year 11 Round 4 (Solutions)

Year 10 Round 1 (Solutions)
Year 10 Round 2 (Solutions)
Year 10 Round 3 (Solutions)
Year 10 Round 4 (Solutions)