SCIENCE CLUB QUIZ COMPETITION

What percentage of the figure is shaded?

• 62.5

• 72.5

• 82.5

• 92.5

Which of these contains the greatest number of triangles?

• A

• B

• C

• D

What number should replace the question mark?

• 5

• 15

• 25

• 40

What number should replace the question mark?

• 1

• 4

• 3

• 2

1.       What number should replace the question marks?

10, 11, 13, 17, 25, ?, 73

• 51

• 62

• 41

• 21

Draw the missing tile from the above matrix.

• 
• 
• 
• 

What number or numbers comes next in this series?

• 888

• 99999

• 7777777

• 77777777

Complete the table using the pattern already created by the numbers you see. Fill in the last three boxes.

• 23 25 27

• 25 27 23

• 27 25 23

• 25 23 27

Which number finishes the sequence?

• 268

• 65

• 70

• 168

What is the missing number in the last circle. What is that number?

• 3

• 7

• 5

• 6