STD V IPM, JMO, numbers

***Find the value of x and y

     2   3   X  Y

     X  Y   2   3

+   X  Y   X  Y

  1   1  4  1   3

***If A, B, C and D are non zero digits such that

                                         A      B

                                         B      C

                                +       C      A

                                         D      D

Find the value of
   

                                         A      B     C

                                         B      C     A

                                +       C      A     B

                                         

Answer:
X = 4 and Y = 5

and  DDD