Substitution - Coding Decoding Questions for Competitive Exams

In a certain Language ‘PRIEST’ is written as ‘OQHDRS’. Then How ‘PRISTINE’ is written.

In a certain code language, "CAGES" is written as " NADYB" and "SILVER" is written as "LZRIGR". How is "WATER" written in that code language? 

In a certain code language, '743' means 'Mangoes are good', '657' means 'eat good food' and '934' means 'Mangoes are ripe'. Which digit means 'ripe' in that language code? 

If HONESTY is written as ABCXZDQ, how can TONY be written in that code? 

If "RUN" is written as 202316 in a code language and "PEN" is written as 18716, how will 'RANSOM' be coded in the same language?

If in a certain language, GRASP is coded as BMVNK, then how the word 'CRANE’ will be coded? 

If 'book' is called 'watch', 'watch' is called ‘bag’ , 'bag' is called 'dictionary' and ' dictionary ' is called 'window' , which is used to carry the books ? 

When “SIR” is coded as “PSPIPR” then. How MAN will be coded___

If HOSPITAL is written as 32574618 in a certain code, how would POSTAL be written in that code?