The number obtained by interchanging the two digits of a twodigit number is lesser than the original number by 54. If the sum of the two digits of the number is 12, then what is the original number? 


(a) 
28 
(b) 
39 
(c) 
82 
(d) 
None of these 
The number obtained by interchanging the two digits of a twodigit number is lesser than the original number by 54. If the sum of the two digits of the number is 12, then what is the original number? 


(a) 
28 
(b) 
39 
(c) 
82 
(d) 
None of these 
Let ten’s digit = Then, unit’s digit =
So, ten’s digit = Unit’s digit = 3. Hence, the original number = 93.