alleryIn a magic square, a row reads 4, ?, 8 and every line sums to 15. The missing number is?
A5
B3
C7
D2
Answer & Solution
Correct answer: B. 3
1. The row must add to 15.
2. 4 + 8 = 12.
3. 15 - 12 = 3.
_Source: Wikipedia, Magic square (CC BY-SA 4.0), Magic square_
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