In a certain code DISPLAY is written as RHCQZBM How is GROUPED written in that code ?

The word DISPLAY is divided into three pars : DIS , P , LAY

I : DIS - RHC

The diagonally opposite element is substituted by its immediate preceding alphabet in the English alphabetical series.

=> D is substituted by C at its diagonally opposite position. Similarly, I is substituted by H at its diagonally opposite position and S by R.

II : P - Q

The middle letter is substituted by its immediate following alphabet in the English alphabetical series.

III : LAY - ZBM

The diagonally opposite element is substituted by its immediate following alphabet in the English alphabetical series.

=> L is substituted by M at its diagonally opposite position. Similarly, A is substituted by B at its diagonally opposite position and Y by Z.

Thus, code for GROUPED :

GRO - NQF

U - V

PED - EFQ

$$\therefore$$ GROUPED = NQFVEFQ