# Number Puzzles Questions and Answers Home > Reasoning and Puzzles > Number Puzzles > Number Puzzles Questions  A. 4
B. 7
C. 9
D. 11

Explanation :

Working in columns, the sum of the numbers in each column is always 14.  A. 7
B. 9
C. 6
D. 1

Explanation :

The numbers in each row and column add up to 15.   A. 44
B. 40
C. 31
D. 21

Explanation :

Moving from left to right, numbers increase by 2,3,4 and 5.  A. 9
B. 34
C. 21
D. 11

Explanation :

In each square of the diagram, the sum of the numbers is always 22.  A. 12
B. 16
C. 23
D. 34

Explanation :

Moving clockwise, around alternate segments in the chain, one sequence decreases by 1, 2, 3 and 4 each time, while the other increases by 2, 3, 4 and 5.  #### Sudoku

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