In the following addition problem, the letters A,B,C stand for three different digits. What digits should replace each letter?

  A B C
+
  A C B
_________

C B A



Answer :

Alright so I got A=4, B=5 and C=9

   A B C          
+ A C B
----------
   C B A

   459
+ 495
--------
   954


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