3*3 matrix
Written on 11:02 pm by Vja Students
9 cards are there. u have to arrange them in a 3*3 matrix.cards are of 4 colors.they are red,yellow,blue,green.conditions for arrangement: one red card must be in first row or second row.2 green cards should be in 3rd column.Yellow cards must be in the 3 corners only. Two blue cards must be in the 2nd row. Atleast one green card in each row.
Solution::
Yello Red Gren
Blu Blu Gren
Yello Gren Yello
ans:::
y r g
b b g
y g y
Old wine in new bottle! - http://perdayapuzzle.blogspot.com/2008/04/multiplication.html