The difference between a two-digit number obtained by interchanging the positions of its digits is 36. What is the difference between the two digits of that number?  Choose the correct choice from the following:	A) 4	B) 9	C) 3	D) Cannot be determined	E) None of theses
Let the two-digit number be 10x + y.   Then, (10x + y) – (10y + x) = 36   or x – y = 4   4nswer 4
<result>A</result>
The difference between a two-digit number obtained by interchanging the positions of its digits is 36. What is the difference between the two digits of that number?