Hard SOF International Mathematics Olympiad (IMO) · IMO Level 1 · . Sample What percentage is 18 out of 60? A 20% B 25% C 30% D 35% Submit Answer Show Explanation Mark as Completed Mark as Important Mark for Review
Determine the nature of the roots of 3x² + (4)x + (-3) = 0 using the discriminant. SOF International Mathematics Olympiad (IMO) . Easy · Mathematics · 2026 See Explanation
In a right triangle, the two legs measure 9 cm and 12 cm. Find the length of the hypotenuse. SOF International Mathematics Olympiad (IMO) . Easy · Mathematics · 2024 See Explanation
What is the value of cos 90°? SOF International Mathematics Olympiad (IMO) . Easy · Mathematics · 2024 See Explanation
Which type of decimal expansion does the rational number 9/2 have? SOF International Mathematics Olympiad (IMO) . Hard · Mathematics · 2025 See Explanation
Find the roots of the quadratic equation x² + (-4)x + (0) = 0. SOF International Mathematics Olympiad (IMO) . Hard · Mathematics · 2025 See Explanation