square deal 2

There are three square size card boards of sides 18 cms, 24 cms and 40 cms.
Cut each of the card boards in to two identical parts in such a way that all six
pieces can be arranged to form one larger square.

NOTE: 18x18+24x24+40x40=50x50.

musical instrument

Five pairs of words are given below.

1.CAST     NEAT

2.MOLE   DONE

3.RENT    BOOM

4.GIRL     VAIN

5.LIEN     CART  

Rearrange the letters in each pair of words
to form a musical instrument.

addition 4

In the figure given below,each of letters B,G,M,A,D,E,W,N and T represents a different digit.

No letter represents  0.

What is the value of D ,if M+A+D=B+A+N=D+E+W=G+E+T=17 ?

           

magic square 5

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

  grid given below.

	12		60		74		37
30	40	53		11		55	68	81
	71		29		52		18
15		2		73		44		31
	47		10	23	9		76
65		61		54		13		3
	1		80		67		34
46	32	45		4		79	56	69
	63		49		39		6

                                                magic square 9x9

Place the remaining numbers in the blank spaces 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.

magic square sudoku 9

A partially filled 16x16 grid is given below.

3					5					7					1
	9			15							13			11
		14					12	10					16
			8			2			4			6
			2			8			6			4
		12					14	16					10
	15			9							11			13
5					3					1					7
	13			11							9			15
7					1					3					5
			4			6			8			2
		10					16	14					12
		16					10	12					14
			6			4			2			8
1					7					5					3
	11			13							15			9

GIANT SUDOKU 16x16

Fill in the grid with numbers from 1 to 16 in such a way that every row,every column ,every 4x4 box,each corner to corner diagonal accommodates numbers 1 to 16 without repeating any. Also,each 4x4 box is a magic square of order 4.