In a number of three digits, the digits in the unit’s place and in the hundred’s place are equal and the sum of all the digits is 8. The number of such numbers is 


(a) 
3 
(b) 
4 
(c) 
5 
(d) 
6 
In a number of three digits, the digits in the unit’s place and in the hundred’s place are equal and the sum of all the digits is 8. The number of such numbers is 


(a) 
3 
(b) 
4 
(c) 
5 
(d) 
6 
Clearly, there are 4 such numbers: 161, 242, 323 and 404.