1.Which number replaces the question mark?
A. 11
B. 45
C. 10
D. 21
Answer: 10
Explanation :
In each star diagram, the number in the center equals the sum of the top three numbers, subtracting the sum of the bottom two numbers.
1.Which number replaces the question mark?
A. 11
B. 45
C. 10
D. 21
Answer: 10
Explanation :
In each star diagram, the number in the center equals the sum of the top three numbers, subtracting the sum of the bottom two numbers.