Can you arrange the numbers from 1 to 9 on a tic tac toe board in a manner that the numbers in each row, column and diagonal adds up to 15. Remember that you have to use all the 9 numbers and thus you cannot repeat.
A guy was away from her wife for six months. When he returned back home, he gave a surprise to his wife who had no idea he was coming. To capture how happy she was, he clicked her picture that very moment.
After a few days, the guy killed his wife. When the prosecutor asked him the reason, he said that his wife was cheating on him and this he killed her. On being asked for proof, he gave him this photo.
Can you find out what the husband found out in this picture that made him believe his wife was cheating on him?