the star 2

Place the numbers from 1 to 19 in the circles of the diagram given above so that the sum of five numbers in any line is equal to 54.

magic squre 10

 Forty five of the numbers from 1 to 81 have been placed in the 9x9

  grid given below.

	57		16		20		1
48	13	35		65		19	41	63
	26		56		42		81
18		23		3		43		74
	68		21	40	62		11
59		37		80		2		69
	6		45		77		30
24	38	61		14		75	67	8
	79		5		64		53

                                                         
                                                                       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.