Medium SOF International Mathematics Olympiad (IMO) · IMO Level 1 · . Sample A triangle has angles 48° and 67°. The third angle is: A 55° B 65° C 75° D 85° Submit Answer Show Explanation Mark as Completed Mark as Important Mark for Review
Find the median of the data set: 9, 21, 24, 26, 34, 37, 42 SOF International Mathematics Olympiad (IMO) . Medium · Mathematics · 2026 See Explanation
Find the next number in the series: 17, 22, 27, 32, ? SOF International Mathematics Olympiad (IMO) . Medium · Mathematics · 2025 See Explanation
Express 20/32 in its lowest terms. SOF International Mathematics Olympiad (IMO) . Easy · Mathematics · 2026 See Explanation
Find the roots of the quadratic equation x² + (3)x + (0) = 0. SOF International Mathematics Olympiad (IMO) . Easy · Mathematics · 2026 See Explanation
The perpendicular from the centre of a circle to a chord ______ the chord. SOF International Mathematics Olympiad (IMO) . Easy · Mathematics · 2026 See Explanation