In letter coding type of questions, the real alphabets in a word are replaced be certain other alphabets according to a specific rule to form its code. The candidate is required to detect the common rule and answer the questions accordingly.
If BELIEF is written as afkkdi, how is SELDOM written in that code ?
The first, third and fifth letters of the word are each moved one step backward,
while the second, fourth and sixth letters are respectively moved one, two and three steps forward to obtain the corresponding letters of the code.