The correct option is (B) 27.
Explanation:
Let the tens and the units digits of the required number be x and y, respectively.
Let the number be 10x + y.
Now,
10x + y =...
Let the tens and the units digits of the required number be x and y, respectively.
Required number = (10x + y)
x + y = 12 ……….(i)
Number obtained on reversing its...