Grade 9 - Školjka

Overview

Year	P1	P2	P3	P4	P5	P6	P7	Solved
2026								0/7
2025								0/7
2024								0/7
2023								0/7
2022								0/7
2021								0/7
2020								0/7

Problems

2026

Problem	Source	Tags
Grade 9 2026 Problem 1	Grade 9 2026	Algebra Polynomials
Grade 9 2026 Problem 2	Grade 9 2026	Area Geometry Right triangle Triangle
Grade 9 2026 Problem 3	Grade 9 2026	Algebra Systems
Grade 9 2026 Problem 4	Grade 9 2026	Divisibility NT
Grade 9 2026 Problem 5	Grade 9 2026	Algebra Seq
Grade 9 2026 Problem 6	Grade 9 2026	Diophantine NT
Grade 9 2026 Problem 7	Grade 9 2026	Combinatorics Optimization Tables

2025

Problem	Source	Tags
Grade 9 2025 Problem 1	Grade 9 2025	Digits NT
Grade 9 2025 Problem 2	Grade 9 2025	Algebra Systems
Grade 9 2025 Problem 3	Grade 9 2025	Divisibility Mod NT
Grade 9 2025 Problem 4	Grade 9 2025	Geometry Perpendicularity Right triangle
Grade 9 2025 Problem 5	Grade 9 2025	Digits NT Powers Sums
Grade 9 2025 Problem 6	Grade 9 2025	Counting Divisibility NT
Grade 9 2025 Problem 7	Grade 9 2025	Algebra Systems

2024

Problem	Source	Tags
Grade 9 2024 Problem 1	Grade 9 2024	Algebra Inequalities Polynomials
Grade 9 2024 Problem 2	Grade 9 2024	Algebra Diophantine Eq
Grade 9 2024 Problem 3	Grade 9 2024	Algebra Counting Systems
Grade 9 2024 Problem 4	Grade 9 2024	Digits Divisibility NT
Grade 9 2024 Problem 5	Grade 9 2024	Geometry Perpendicularity Right triangle Triangle
Grade 9 2024 Problem 6	Grade 9 2024	Area Geometry Triangle
Grade 9 2024 Problem 7	Grade 9 2024	Combinatorics Counting Digits NT

2023

Problem	Source	Tags
Grade 9 2023 Problem 1	Grade 9 2023	Algebra Systems
Grade 9 2023 Problem 2	Grade 9 2023	Angles Geometry Right triangle Triangle
Grade 9 2023 Problem 3	Grade 9 2023	Divisibility Mod NT
Grade 9 2023 Problem 4	Grade 9 2023	Algebra Inequalities
Grade 9 2023 Problem 5	Grade 9 2023	Algebra Systems
Grade 9 2023 Problem 6	Grade 9 2023	Geometry Lengths Polygon
Grade 9 2023 Problem 7	Grade 9 2023	Divisibility NT

2022

Problem	Source	Tags
Grade 9 2022 Problem 1	Grade 9 2022	Divisibility Mod NT Powers
Grade 9 2022 Problem 2	Grade 9 2022	Algebra Systems
Grade 9 2022 Problem 3	Grade 9 2022	Area Geometry Polygon Square
Grade 9 2022 Problem 4	Grade 9 2022	Algebra Polynomials Systems
Grade 9 2022 Problem 5	Grade 9 2022	Combinatorics Games
Grade 9 2022 Problem 6	Grade 9 2022	Angles Centroid Geometry Triangle
Grade 9 2022 Problem 7	Grade 9 2022	Diophantine NT

2021

Problem	Source	Tags
Grade 9 2021 Problem 1	Grade 9 2021	Algebra Eq Systems
Grade 9 2021 Problem 2	Grade 9 2021	Angles Geometry Triangle
Grade 9 2021 Problem 3	Grade 9 2021	Combinatorics Counting
Grade 9 2021 Problem 4	Grade 9 2021	Composite Construction NT
Grade 9 2021 Problem 5	Grade 9 2021	Counting Digits Divisibility NT
Grade 9 2021 Problem 6	Grade 9 2021	Area Coord Geometry Triangle
Grade 9 2021 Problem 7	Grade 9 2021	Composite NT Primes

2020

Problem	Source	Tags
Grade 9 2020 Problem 1	Grade 9 2020	Algebra Digits Powers
Grade 9 2020 Problem 2	Grade 9 2020	Algebra Systems
Grade 9 2020 Problem 3	Grade 9 2020	Combinatorics Counting
Grade 9 2020 Problem 4	Grade 9 2020	Algebra Systems
Grade 9 2020 Problem 5	Grade 9 2020	Angles Equilateral Geometry Polygon
Grade 9 2020 Problem 6	Grade 9 2020	Counting Cube 3D
Grade 9 2020 Problem 7	Grade 9 2020	NT Primes Right triangle