Math Olympiad Grade 6

Multiple Choice

1. 1. How many squares are there in the 9^th figure?

• 29

• 28

• 27

• 26

• 25

Multiple Choice

2. 2. There are 8 points on the circumference of a circle. 

3. How many pentagons can be formed by using any five points as their vertices?

• 48

• 50

• 56

• 68

• None of them

Multiple Choice

3. 3. The product of three prime numbers is 627. What is the sum of these three prime numbers?

• 11

• 19

• 29

• 23

• 33

Multiple Choice

4. 4. How many pairs of twin prime numbers are there between 1 and 70?

• 5

• 6

• 7

• 8

• 9

Multiple Select

5. 5.      Only 2 out of the 4 figures below will form a 3 by 3 cube as shown on the right.

6. Which 2 figures can form a 3 by 3 cube?

Fill in the Blanks

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