X Y
+Y X
________
The sum of the two digit numbers above is a three digit number PQ4, where each letter X, Y, P, and Q represents a different non zero digit. Which of the following can be the value of X?
I)	7
II)	8
III)	9 Choose one
A) I only	B) II only	C) III only	D) I , II and III	E) I and II only
it can be a combination of 6,8 or 7,7 or 5,9   I choose I , II and III as an answer.
<result>D</result>
X Y
+Y X
________
The sum of the two digit numbers above is a three digit number PQ4, where each letter X, Y, P, and Q represents a different non zero digit. Which of the following can be the value of X?
I)	7
II)	8
III)	9