Practice
Math and science olympiad sample questions
Not memorising or speed, but a way of thinking. Try one multiple-choice question from each grade band to get a feel for the style of the exam.
Try a sample question
- Question 1: not answered
- Question 2: not answered
- Question 3: not answered
Question 1 / 3 · Mathematical analysis & problem solving
A bag holds 3 red and 5 blue marbles. With your eyes closed, what is the smallest number of marbles you must take out to be sure you have 2 of the same color?
Choose an answer.
The real exam has 25–35 questions depending on grade.
These questions introduce the style of the exam. In the real exam, math and science questions appear together and go from easy to hard.
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