Which number replaces the question mark ?
A. 9
B. 34
C. 21
D. 11
Answer :9
Explanation :
In each square of the diagram, the sum of the numbers is always 22.
Which number replaces the question mark ?
A. 9
B. 34
C. 21
D. 11
Answer :9
Explanation :
In each square of the diagram, the sum of the numbers is always 22.