He sum of the digits in a two digit number is 11 If the digits are reversed the new number will be 45 less than the original number What is the original number?

Possibility of two digit no whose sum is 11

29,38,47,56,65,74,83,92

Now subract 45 to each no mentioned above

-16,-7,2,11,20,29,38,47

See after sixth comma 83 and 38. Reverse of 83 is 38. 38 is 45 less than 83. So 83 is original no