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Question 7
In a magic square each row, column and diagonal have the same sum. Check which of the following is a
magic square.
5141100527432033647(i)(ii)


Solution

It can be observed that in square (i), every row and column add up to give 0. However, the sum of one of its diagonals is not 0.
As -4-2 = -6 0,
Therefore, (i) is not a magic square.
Similarly,in square (ii), each row, column, and diagonal add upto give -9.Therefore, (ii) is a magic square.

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