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ProblemSourceTags
Grade 12 2012 Problem 4Grade 12 2012DivisibilityNT
Grade 12 2012 Problem 5Grade 12 2012CombinatoricsNTCoprimeTables
Grade 12 2013 Problem 1Grade 12 2013DivisibilityNT
Grade 12 2013 Problem 2Grade 12 2013AlgebraInequalitiesRecurrences
Grade 12 2013 Problem 3Grade 12 2013AlgebraInequalitiesQuadratics
Grade 12 2013 Problem 4Grade 12 2013CircleGeometry
Grade 12 2013 Problem 5Grade 12 2013CombinatoricsNTCoprime
Grade 12 2014 Problem 1Grade 12 2014DivisibilityEqNT
Grade 12 2014 Problem 2Grade 12 2014AlgebraFunctionalFunctions
Grade 12 2014 Problem 3Grade 12 2014BoardCombinatoricsGames
Grade 12 2014 Problem 4Grade 12 2014GeometryInequalitiesTriangle
Grade 12 2014 Problem 5Grade 12 2014AnglesGeometryQuad
Grade 12 2015 Problem 1Grade 12 2015AlgebraFunctionalFunctions
Grade 12 2015 Problem 2Grade 12 2015AreaCoordGeometryRight triangleTriangle
Grade 12 2015 Problem 3Grade 12 2015DiophantineDivisibilityNT
Grade 12 2015 Problem 4Grade 12 2015AlgebraEqSums
Grade 12 2015 Problem 5Grade 12 2015BoardCombinatoricsOptimizationTiling
Grade 12 2016 Problem 1Grade 12 2016AlgebraFunctional
Grade 12 2016 Problem 2Grade 12 2016AlgebraSeqSums
Grade 12 2016 Problem 3Grade 12 2016AnglesGeometryQuad
Grade 12 2016 Problem 4Grade 12 2016DiophantineNTPowers
Grade 12 2016 Problem 5Grade 12 2016CombinatoricsCountingPermutations
Grade 12 2017 Problem 1Grade 12 2017DivisibilityInequalitiesNT
Grade 12 2017 Problem 2Grade 12 2017AlgebraFunctional
Grade 12 2017 Problem 3Grade 12 2017AreaCountingGeometryTriangle
Grade 12 2017 Problem 4Grade 12 2017CircumcircleConcyclicGeometryTriangle
Grade 12 2017 Problem 5Grade 12 2017BoardCombinatoricsCounting
Grade 12 2018 Problem 1Grade 12 2018AlgebraInequalities
Grade 12 2018 Problem 2Grade 12 2018ComplexOptimization
Grade 12 2018 Problem 3Grade 12 2018FunctionalNT
Grade 12 2018 Problem 4Grade 12 2018AnglesCircleGeometryTriangle
Grade 12 2018 Problem 5Grade 12 2018CombinatoricsGraphsOptimization
Grade 12 2019 Problem 1Grade 12 2019AlgebraComplexPolynomials
Grade 12 2019 Problem 2Grade 12 2019CombinatoricsGamesCoprime
Grade 12 2019 Problem 3Grade 12 2019AlgebraFunctionalSeq
Grade 12 2019 Problem 4Grade 12 2019AnglesGeometryTriangle
Grade 12 2019 Problem 5Grade 12 2019AlgebraDivisibilityFunctionalNT
Grade 12 2020 Problem 1Grade 12 2020AlgebraComplexPolynomials
Grade 12 2020 Problem 2Grade 12 2020AlgebraFunctionalFunctions
Grade 12 2020 Problem 3Grade 12 2020CircleCircumcircleGeometryTangentTriangle
Grade 12 2020 Problem 4Grade 12 2020ColoringCombinatoricsCoordParity
Grade 12 2020 Problem 5Grade 12 2020DiophantineExpNT
Grade 12 2021 Problem 1Grade 12 2021AlgebraRecurrencesSeq
Grade 12 2021 Problem 2Grade 12 2021AlgebraInequalitiesPermutations
Grade 12 2021 Problem 3Grade 12 2021DiophantineNT
Grade 12 2021 Problem 4Grade 12 2021BoardCombinatoricsCountingTiling
Grade 12 2021 Problem 5Grade 12 2021AnglesCircumcircleGeometryIncircleTriangle
Grade 12 2022 Problem 1Grade 12 2022DiophantineFactorialNTPowers
Grade 12 2022 Problem 2Grade 12 2022AlgebraFunctionalFunctions
Grade 12 2022 Problem 3Grade 12 2022AbsAlgebraComplexPolynomials