Brain Teasers/Puzzle 1-4

February 14th, 2009 Comments off
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Test your brain power by solving the following puzzles:

[ click here for ANSWERS]

 

 

 

Puzzle No. 1

What is the missing number?

12

4

?

6

14

11

9

7

8

3

5

5

 

 

 

Puzzle No. 2

What is the missing number?

3

6

10

6

12

16

7

14

18

9

18

?

 

 

Puzzle No. 3

What is the missing number?

1

4

1

6

19

11

9

19

8

3

8

?

 

 

Puzzle No. 4

What is the missing number?

5

14

1

5

9

6

9

1

10

3

?

7

 

 

 

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