Round | Problems | Solutions |
---|---|---|

Round
1 |
||

Round
2 |
||

Round
3 |

Round | Problems | Solutions |
---|---|---|

Round
1 |
||

Round
2 |
||

Round
3 |

Round | Problems | Solutions |
---|---|---|

Round
1 |
||

Round
2 |
||

Round
3 |

Round | Problems | Solutions |
---|---|---|

Round
1 |
||

Round
2 |
||

Round
3 |

Round | Problems | Solutions |
---|---|---|

Round
1 |
||

Round
2 |
||

Round
3 |

Round | Problems | Solutions |
---|---|---|

Round
1 |
||

Round
2 |
||

Round
3 |

Round | Problems | Solutions |
---|---|---|

Round
1 |
||

Round
2 |
||

Round
3 |

Round | Problems | Solutions |
---|---|---|

Round
1 |
||

Round
2 |
||

Round
3 |

Round | Problems | Solutions |
---|---|---|

Round
1 |
||

Round
2 |
||

Round
3 |

Round | Problems | Solutions |
---|---|---|

Round
1 |
||

Round
2 |

Round | Problems | Solutions |
---|---|---|

Round
1 |
||

Round
2 |
||

Round
3 |
||

Round
4 |

Round | Problems | Solutions |
---|---|---|

Round
1 |
||

Round
2 |
||

Round
3 |
||

Round
4 |

Round | Problems | Solutions |
---|---|---|

Round
1 |
||

Round
2 |
||

Round
3 |
||

Round
4 |

Round | Problems | Solutions |
---|---|---|

Round
1 |
||

Round
2 |
||

Round
3 |
||

Round
4 |

Year 17
featured a special topic. **Click
here to read an article about Year 17's feature topic, expected
value.**

Round | Problems | Solutions |
---|---|---|

Round
1 |
||

Round
2 |
||

Round
3 |
||

Round
4 |

Round | Problems | Solutions | LaTeX Source Files |
---|---|---|---|

Round 1 | Round 1 LaTeX source file | ||

Round 2 | Round 2 LaTeX source file | ||

Round 3 | Round 3 LaTeX source file and diagram 3Ddiagram.pdf | ||

Round 4 | Round 4 LaTeX source file and diagram Incircles2.pdf |

In order to compile the LaTeX source files you will have to put them in a directory with the USAMTS_problems.sty file and the USAMTS logo file (click on the links to down load the files).

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)