Which one word can be formed from the following letters ?
a  a  b  c  i  l  l  n  o  o  o  r  t

D. COLLABORATION

Number of letters skipped in between the adjacent letters in the series are consecutive even numbers.
Which of the following series observes this rule ?

B. ADIPY

In each of the following questions, find which one word cannot be made from the letters of the given word. VARIEGATED

A. TRAVEL

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 alphabet is written in the reverse order and every alpternate letter starting with Y is dropped, which letter will be exactly in the middle of the remaining letters of the alphabet ?

B. N

How many pairs of letters are there in the word 'LANGUISH' which have as many letters between them in the word as in the alphabet ?  

C. TWO