Medium SOF International Mathematics Olympiad (IMO) · IMO Level 1 · 2013 . Sample What is the HCF of 126 and 189? A 63 B 126 C 189 D 21 Submit Answer Show Explanation Mark as Completed Mark as Important Mark for Review
Find the mean of 10, 12, 14, 16, 18. SOF International Mathematics Olympiad (IMO) . Easy · Mathematics · 2013 See Explanation
Find the next term: 4, 8, 12, 16, ? SOF International Mathematics Olympiad (IMO) . Easy · Mathematics · 2016 See Explanation
Find the mean of 20, 22, 24, 26, 28. SOF International Mathematics Olympiad (IMO) . Hard · Mathematics · 2023 See Explanation
₹72 is divided in the ratio 5:4. What is the first share? SOF International Mathematics Olympiad (IMO) . Hard · Mathematics · 2025 See Explanation
Simplify the fraction 22/44. SOF International Mathematics Olympiad (IMO) . Medium · Mathematics · 2024 See Explanation