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In this video I solve a first stage exam of the math olympiad, (https://drive.google.com/file/d/1hmCm...) If you want to find more problems like these, visit https://www.ommenlinea.org/publicacio... Chapters: 00:00 Introduction 00:57 Problem 1 (rectangles inside a square) 02:03 Problem 2 (logic with people in a contest) 05:39 Problem 3 (wheel of fortune) 06:39 Problem 4 (Sofia's book) 08:03 Problem 5 (the shortest path) 10:06 Problem 6 (shaded fraction) 11:13 Problem 7 (simplify expression with exponents) 12:27 Problem 8 (20-question exam) 13:35 Problem 9 (addition of letters) 16:04 Problem 10 (geometry with shaded area) 18:02 Problem 11 (wedding guests) 19:23 Problem 12 (sequence of figures) 21:14 Problem 13 (same or different cubes) 23:35 Problem 14 (numbers on Olympic rings) 26:30 Problem 15 (expanded box) 27:16 Farewell and external links