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 Which letter is exactly midway between H and S in the given alphabet ?

Answer: E. No such letter

There are ten letters between H and S and as such, there is no letter which lies exactly in the middle.