NCHMCT JEE 2013 Question Paper with solutions for online practice

In each group, two alphabets in the corner and two alphabets in the centre correspond to their reverse order positioned alphabet.
i.e.,
natural order  A B C D E F G H I J K LM
reverse order  Z Y X W V U T S R Q P O N
natural order  N O P Q R S T U V W X Y Z
reverse order  M L K J I H G F E D C B A
As such—
D corresponds with W and C corresponds with X.
B corresponds with Y and A corresponds with Z.
H corresponds with S and G corresponds with T.
Similarly,
F should correspond with U and E should correspond with V;
i.e. letters ‘UV’ should be written as ‘VU’