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ProblemSourceTags
Grade 12 2024 Problem 1Grade 12 2024CombinatoricsProbability
Grade 12 2024 Problem 2Grade 12 2024NTPrimesSums
Grade 12 2024 Problem 3Grade 12 2024AlgebraInequalitiesRecurrencesSeq
Grade 12 2024 Problem 4Grade 12 2024GCDNTSystems
Grade 12 2024 Problem 5Grade 12 2024AlgebraComplex
Grade 12 2024 Problem 6Grade 12 2024GeometryPerpendicularityRight triangleTriangle
Grade 12 2024 Problem 7Grade 12 2024CombinatoricsOptimizationSeq
Grade 12 2025 Problem 1Grade 12 2025AlgebraPolynomialsRadicals
Grade 12 2025 Problem 2Grade 12 2025ComplexPowers
Grade 12 2025 Problem 3Grade 12 2025CoordInequalities
Grade 12 2025 Problem 4Grade 12 2025DiophantineNT
Grade 12 2025 Problem 5Grade 12 2025RecurrencesSeq
Grade 12 2025 Problem 6Grade 12 2025CombinatoricsCountingDivisibility
Grade 12 2025 Problem 7Grade 12 2025GeometryRight triangleSeqTrigonometry
Grade 12 2026 Problem 1Grade 12 2026NTRecurrencesRadicals
Grade 12 2026 Problem 2Grade 12 2026AnglesAreaGeometryTrapezoid
Grade 12 2026 Problem 3Grade 12 2026AlgebraInequalitiesRecurrencesSeq
Grade 12 2026 Problem 4Grade 12 2026GamesProbability
Grade 12 2026 Problem 5Grade 12 2026DigitsNTSeq
Grade 12 2026 Problem 6Grade 12 2026ColoringCombinatoricsCounting
Grade 12 2026 Problem 7Grade 12 2026AlgebraComplexOptimization
Grade 12 2015 Problem 1Grade 12 2015AlgebraExpSeq
Grade 12 2015 Problem 2Grade 12 2015AreaCoordGeometrySquare
Grade 12 2015 Problem 3Grade 12 2015AlgebraSumsTrigonometry
Grade 12 2015 Problem 4Grade 12 2015CountingDigitsDivisibilityNT
Grade 12 2015 Problem 5Grade 12 2015AlgebraColoringSystems
Grade 12 2016 Problem 1Grade 12 2016AlgebraPolynomialsSums
Grade 12 2016 Problem 2Grade 12 2016ConstructionNTRational
Grade 12 2016 Problem 3Grade 12 2016CircumcircleGeometryPerpendicularityTriangle
Grade 12 2016 Problem 4Grade 12 2016DiophantineNTQuadratics
Grade 12 2016 Problem 5Grade 12 2016CombinatoricsCountingTables
Grade 12 2017 Problem 1Grade 12 2017CombinatoricsGraphsProbability
Grade 12 2017 Problem 2Grade 12 2017CountingDiophantineNT
Grade 12 2017 Problem 3Grade 12 2017AlgebraInequalitiesSeq
Grade 12 2017 Problem 4Grade 12 2017CircumcircleGeometryTangentTriangle
Grade 12 2017 Problem 5Grade 12 2017CombinatoricsOptimization
Grade 12 2018 Problem 1Grade 12 2018CountingDigitsNT
Grade 12 2018 Problem 2Grade 12 2018AlgebraInequalitiesSums
Grade 12 2018 Problem 3Grade 12 2018GeometryPerpendicularityTriangle
Grade 12 2018 Problem 4Grade 12 2018BoardCombinatorics
Grade 12 2018 Problem 5Grade 12 2018NTPrimesSeq
Grade 12 2019 Problem 1Grade 12 2019DiophantineFactorialNT
Grade 12 2019 Problem 2Grade 12 2019AreaCircleGeometrySeq
Grade 12 2019 Problem 3Grade 12 2019BoardCombinatoricsCounting
Grade 12 2019 Problem 4Grade 12 2019AlgebraSystems
Grade 12 2019 Problem 5Grade 12 2019CombinatoricsCountingOptimization
Grade 12 2020 Problem 1Grade 12 2020AlgebraComplexSums
Grade 12 2020 Problem 2Grade 12 2020AbsAreaCoordGeometry
Grade 12 2020 Problem 3Grade 12 2020CubeGraphsOptimization3D
Grade 12 2020 Problem 4Grade 12 2020DiophantineNTQuadratics