If CERTAIN is coded as XVIGZRM, how can MUNDANE be coded ?

B. NFMWZMV

In a certain code, '253' means 'books are old';
'546' means 'man is old'  and
'378' means 'buy good books'.
What stands for 'are' in that code ?

A. 2

If in a certain language, UTENSIL is coded as WVGPUKN, Which word would be coded as DMSFXG ?

E. BKQDVE

In a certain code language, '123' means 'hot filtered coftee' ; '356' means 'very hot day' and '589' means 'day and night'. Which digit stands for 'very' ?

E. 6

If in a certain language if ENTRY is coded as 12345 and STEADY is coded as 931785, then state which is the correct code for below word. ENDEAR

C. 128174