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2006 AMC 8 Favorite Problems

Check out these problems from the 2006 AMC 8.

#17 – This is an excellent probability problem that deals with how the sum of odd numbers are created.

#20 – This counting problem looks at a single elimination tournament and the number of games won/lost by different competitors. It takes a good bit of logic to get to the solution:

#22 – This is also a good logic problem involving numbers:

#24 – Another logic problem involving multiplication: