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Can you arrange the numbers from 1 to 9 on a board that the numbers in each row, column and diagonal adds up to 15.

+3 votes
4,002 views

Can you arrange the numbers from 1 to 9 on a tic tac toe board in a manner that the numbers in each row, column and diagonal adds up to 15. Remember that you have to use all the 9 numbers and thus you cannot repeat.

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posted Oct 30, 2014 by Madhavi Latha

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5 Answers

+3 votes

6|7|2
1|5|9
8|3|4

answer Oct 30, 2014 by Amit Kumar Pal
+1 vote

8 1 6
3 5 7
4 9 2

answer Mar 17, 2015 by Sreejith Pottathil
+1 vote

2 7 6
9 5 1
4 3 8

answer May 30, 2018 by Ahmad Cheragh
–1 vote

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or

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or

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or

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answer Oct 30, 2014 by Shivam Srivastava
summation of all **ROWS COLUMNS and DIAGONAL** should be 15 DUDE ...and also repetition of number is not allowed ..
commented Oct 30, 2014 by Amit Kumar Pal
check it again i correct the mistake...
commented Oct 30, 2014 by Shivam Srivastava
your first one is right rest all are incorrect as the summation of diagonals are not 15 ....
your first solution is transpose of my solution .
commented Oct 30, 2014 by Amit Kumar Pal
–1 vote

8 6 1
3 7 5
4 2 9

answer Dec 1, 2014 by anonymous
1 8 6
9 4 2
5 3 7
commented Feb 10, 2015 by Kumara Siva Ganesh



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