The difference between the digit of a two-digit number is 4. What is the digit in unit’s place? To find out the answer, which of the information given in the statement P and Q is/are sufficient.P: The difference between the number and the number obtained by interchanging the positions of the digit is 36.Q: The sum of the digits of the number is 12.

The difference between the digit of a two-digit number is 4. What is t

1.	The difference between the digit of a two-digit number is 4. What is the digit in unit’s place? To find out the answer, which of the information given in the statement P and Q is/are sufficient.P: The difference between the number and the number obtained by interchanging the positions of the digit is 36.Q: The sum of the digits of the number is 12.
A.	Only P is sufficient
B.	Only Q is sufficient
C.	Both P and Q are sufficient
D.	Either P or Q is sufficient
Answer» D. Either P or Q is sufficient