Maths Olympiad Prep

Library /UKMT Senior Mathematical Challenge

UKMT Senior Mathematical Challenge

146 problems here, rated 1 to 5 on our scale (Junior to AIME, harder). Years covered: 2015–2025.

Algebra 71Combinatorics 16Geometry 12Number theory 47
#TopicDiffTypeYear
1 Algebra 1.0 answer 2022 open
2 Algebra 1.0 answer 2017 open
3 Number theory 1.0 answer 2021 open
4 Algebra 1.0 answer 2023 open
5 Algebra 1.0 answer 2025 open
6 Algebra 1.0 answer 2020 open
7 Number theory 1.0 answer 2024 open
8 Algebra 1.0 answer 2016 open
9 Number theory 1.0 answer 2024 open
10 Algebra 1.0 answer 2025 open
11 Number theory 1.0 answer 2016 open
12 Algebra 1.0 answer 2021 open
13 Number theory 1.0 answer 2018 open
14 Algebra 1.0 answer 2015 open
15 Algebra 1.0 answer 2017 open
16 Algebra 1.0 answer 2022 open
17 Number theory 1.0 answer 2020 open
18 Algebra 1.0 answer 2021 open
19 Algebra 1.0 answer 2019 open
20 Algebra 1.0 answer 2019 open
21 Algebra 1.0 answer 2020 open
22 Geometry 1.0 answer 2016 open
23 Combinatorics 1.0 answer 2016 open
24 Algebra 1.0 answer 2024 open
25 Combinatorics 1.0 answer 2016 open
26 Algebra 1.0 answer 2020 open
27 Number theory 1.0 answer 2017 open
28 Number theory 1.0 answer 2025 open
29 Algebra 1.0 answer 2023 open
30 Number theory 1.0 answer 2018 open
31 Algebra 1.0 answer 2015 open
32 Algebra 1.0 answer 2017 open
33 Algebra 1.0 answer 2018 open
34 Algebra 1.0 answer 2023 open
35 Algebra 1.0 answer 2016 open
36 Algebra 1.0 answer 2020 open
37 Algebra 1.0 answer 2015 open
38 Algebra 1.0 answer 2021 open
39 Algebra 1.0 answer 2017 open
40 Algebra 1.0 answer 2020 open
41 Algebra 1.0 answer 2019 open
42 Geometry 2.0 answer 2016 open
43 Combinatorics 2.0 answer 2020 open
44 Number theory 2.0 answer 2018 open
45 Number theory 2.0 answer 2024 open
46 Algebra 2.0 answer 2018 open
47 Combinatorics 2.0 answer 2024 open
48 Combinatorics 2.0 answer 2015 open
49 Algebra 2.0 answer 2018 open
50 Algebra 2.0 answer 2019 open
51 Number theory 2.0 answer 2015 open
52 Algebra 2.0 answer 2023 open
53 Number theory 2.0 answer 2024 open
54 Number theory 2.0 answer 2016 open
55 Number theory 2.0 answer 2020 open
56 Algebra 2.0 answer 2024 open
57 Algebra 2.0 answer 2019 open
58 Combinatorics 2.0 answer 2021 open
59 Algebra 2.0 answer 2021 open
60 Algebra 2.0 answer 2022 open
61 Number theory 2.0 answer 2024 open
62 Number theory 2.0 answer 2016 open
63 Algebra 2.0 answer 2024 open
64 Number theory 2.0 answer 2020 open
65 Number theory 2.0 answer 2025 open
66 Algebra 2.0 answer 2019 open
67 Number theory 2.0 answer 2019 open
68 Algebra 2.0 answer 2024 open
69 Algebra 2.0 answer 2020 open
70 Algebra 2.0 answer 2022 open
71 Algebra 2.0 answer 2025 open
72 Algebra 2.0 answer 2018 open
73 Algebra 2.0 answer 2023 open
74 Number theory 2.0 answer 2015 open
75 Algebra 2.0 answer 2018 open
76 Algebra 2.0 answer 2017 open
77 Number theory 2.0 answer 2018 open
78 Combinatorics 2.0 answer 2015 open
79 Number theory 2.0 answer 2022 open
80 Number theory 2.0 answer 2020 open
81 Number theory 2.0 answer 2025 open
82 Algebra 2.0 answer 2015 open
83 Number theory 2.0 answer 2019 open
84 Number theory 2.0 answer 2021 open
85 Algebra 2.0 answer 2021 open
86 Algebra 2.0 answer 2022 open
87 Number theory 2.0 answer 2019 open
88 Number theory 2.0 answer 2021 open
89 Algebra 2.0 answer 2018 open
90 Algebra 2.0 answer 2015 open
91 Number theory 2.0 answer 2023 open
92 Algebra 2.0 answer 2015 open
93 Combinatorics 2.0 answer 2015 open
94 Algebra 2.0 answer 2022 open
95 Algebra 2.0 answer 2015 open
96 Combinatorics 2.0 answer 2023 open
97 Algebra 2.0 answer 2018 open
98 Number theory 2.0 answer 2019 open
99 Number theory 2.0 answer 2020 open
100 Algebra 2.0 answer 2015 open
101 Number theory 2.0 answer 2016 open
102 Algebra 3.0 answer 2019 open
103 Algebra 3.0 answer 2022 open
104 Geometry 3.0 answer 2019 open
105 Algebra 3.0 answer 2024 open
106 Geometry 3.0 answer 2016 open
107 Geometry 3.0 answer 2024 open
108 Number theory 3.0 answer 2018 open
109 Number theory 3.0 answer 2019 open
110 Algebra 3.0 answer 2025 open
111 Combinatorics 3.0 answer 2022 open
112 Number theory 3.0 answer 2024 open
113 Number theory 3.0 answer 2024 open
114 Number theory 3.0 answer 2021 open
115 Geometry 3.0 answer 2021 open
116 Algebra 3.0 answer 2020 open
117 Number theory 3.0 answer 2025 open
118 Algebra 3.0 answer 2017 open
119 Algebra 3.0 answer 2019 open
120 Algebra 3.0 answer 2019 open
121 Number theory 3.0 answer 2025 open
122 Number theory 3.0 answer 2020 open
123 Geometry 3.0 answer 2020 open
124 Combinatorics 3.0 answer 2023 open
125 Combinatorics 3.0 answer 2015 open
126 Algebra 3.0 answer 2017 open
127 Number theory 3.0 answer 2022 open
128 Number theory 3.0 answer 2023 open
129 Number theory 3.0 answer 2022 open
130 Algebra 3.0 answer 2018 open
131 Combinatorics 3.0 answer 2024 open
132 Geometry 3.0 answer 2018 open
133 Algebra 3.0 answer 2021 open
134 Combinatorics 3.0 answer 2021 open
135 Algebra 3.0 answer 2023 open
136 Geometry 3.0 answer 2015 open
137 Geometry 3.0 answer 2023 open
138 Algebra 3.0 answer 2025 open
139 Geometry 3.0 answer 2018 open
140 Algebra 3.0 answer 2021 open
141 Combinatorics 3.0 answer 2024 open
142 Geometry 3.0 answer 2023 open
143 Combinatorics 5.0 answer 2016 open
144 Number theory 5.0 answer 2023 open
145 Number theory 5.0 answer 2022 open
146 Number theory 5.0 answer 2022 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.