Imagine you had a standard deck of cards with 52 cards Arran

Imagine you had a standard deck of cards with 52 cards. Arrange 25 cards into a 5 x 5 pattern Create rows and columns of cards with a sum of 31 Each row and each column needs to add up to exactly 31. Card Values Number on card = number on that card Ace = 11 Jack, Queen, King = 10

Solution

Assuming the value of the card as Ace = 1, J = 11, Q = 12 and K= 13 which is in all deck card, the one of the possiblilty could be

J 1 6 5 8

7 2 8 5 9

6 3 9 5 8

5 Q 4 6 4

2 K 4 10 2

In this case, all rows and columns will be adding upto 31, Note that there will be numerous possible answers for this problem and above answer is just one possible arrangement yielding a sum of 31 in both rows and columns