Maths Olympiad Prep

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BxMO Team Selection Test

9 problems here, rated 7.2 to 9.1 on our scale (National Olympiad, round 2 to IMO level). 9 of them ask for a proof.

Algebra 4Combinatorics 2Geometry 3
#TopicDiffTypeYear
1 Geometry 7.2 proof — open
2 Combinatorics 7.8 proof — open
3 Geometry 7.9 proof — open
4 Algebra 8.2 proof — open
5 Algebra 8.3 proof — open
6 Geometry 8.3 proof — open
7 Algebra 8.6 proof — open
8 Algebra 8.8 proof — open
9 Combinatorics 9.1 proof — open
These are sorted by difficulty within the competition, but they aren't a course. The track is the route through, drawn from all the sources at once.