Sunday 10 November 2013

magic square 11




 Forty five of the numbers from 1 to 81 have been placed in the 9x9
  grid given below.





29  


   7


  72


 59


  31

  77


   15


  65


  61

  44

  27


 17


  67


  51


   20


   2


  64


 63


  14


  76


  69


 56

 39

  19


  81


  71


  52


   24


  74


  28


  55


  18


  80


  49


  60

  40

  23


  73


  54

  70

  8


  25


  78


 32


   1




                                                                 MAGIC SQUARE 9x9


Place the remaining numbers in the blank cells in such a way that sum of nine numbers in every horizontal row,every vertical column,every 3x3 box and each corner to corner diagonal is 369.


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