IMO Practice Test — Mathematical Reasoning
6 Questions • 15 min • Olympiad level
15:00
Question 1 of 6
What comes next? 1, 1, 2, 3, 5, ___
6
7
8
9
Explanation: Fibonacci pattern: add previous two (3+5=8)
Question 2 of 6
Find the odd one out: 2, 4, 6, 7, 8, 10
2
4
6
7
Explanation: All others are even numbers; 7 is odd
Question 3 of 6
If all circles are red, and this shape is a circle, what colour is it?
Blue
Green
Red
Yellow
Explanation: All circles are red, so this circle is red
Question 4 of 6
Arrange in order from earliest to latest: Dinner, Lunch, Breakfast, Snack
Breakfast, Lunch, Snack, Dinner
Lunch, Breakfast, Dinner, Snack
Dinner, Lunch, Breakfast, Snack
Breakfast, Snack, Lunch, Dinner
Explanation: Morning→Breakfast, then Lunch, then Snack, then Dinner
Question 5 of 6
Which word does NOT belong? Table, Chair, Sofa, Apple
Table
Chair
Sofa
Apple
Explanation: Apple is food; others are furniture
Question 6 of 6
Complete the pattern: 🟥🟦🟩, 🟥🟦🟩, 🟥🟦___
🟥
🟦
🟩
🟨
Explanation: Pattern repeats: red, blue, green