In a certain code language, ‘GARAGE’ is written as ‘JEUEJI’. What is the code for ‘OFFICE’ in that code language?

RJIMFI

1   2    3    4   5    6   7     8    9  10  11  12  13

 A   B   C    D   E    F   G    H    I    J    K    L   M

 ↓    ↓    ↓    ↓    ↓     ↓   ↓    ↓     ↓   ↓    ↓    ↓    ↓

 Z   Y    X   W   V    U   T    S    R   Q   P    O   N

26  25  24  23  22  21  20  19  18  17  16  15  14

***********************************************

THE LOGIC FOLLOWED HERE IS:

G → (+3) → J

A → (+4) → E

R → (+3) → U

A → (+4) → E

G  → (+3) → J

E → (+4) → I

SIMILARLY

O → (+3) → R

F → (+4) → J

F → (+3) → I

I → (+4) → M

C  → (+3) → F

E → (+4) → I