If the two-digit integers A and B are positive and have the same digits, but in reverse order, which of the following could be the sum of A and B?
Select the correct option
A) 65
B) 66
C) 67
D) 68
E) 69
A two-digit number "cd" can be expressed algebraically as 10c+d.   The sum of A + B = (10c+d)+(10d+c)=11(c+d).   The only answer that is a multiple of 11 is 66.   The answer is 66.
<result>B</result>
If the two-digit integers A and B are positive and have the same digits, but in reverse order, which of the following could be the sum of A and B?