The following question is based on the following alphabet series.
A  B  C  D  E  F  G  H  I  J  K  L  M
N  O  P  Q  R  S  T  U  V  W  X  Y  Z

If the first and second letters interchange their positions and similarly the third and the fourth letters, the fifth and the sixth letters and so on, which letter will be the seventeenth from your right ?

A. F
B. H
C. I
D. J
E. None of these
Answer: C . I


The new alphabet series is :
B  A  D  C  F  E  H  G  J  I  L  K  N
M  P  O  R  Q  T  S  V  U  X  W  Z  Y
The seventeenth letter from the right is I.