Coding and Decoding Questions

In these questions, the relationship between two elements is shown in the statements. These statements are followed by two conclusions.
Statement:
Y > A < N, Y = B <P
Conclusion:
I. P > A
II. N > B

In a certain code language,"MASTER" is written as "RETSAM". How is "LITERACY" written in that code language?

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
c_e_cd_f_d_f

In a certain code language, "CERTAIN" is written as "DFSTBJO". How is "CRICKET" written in that code language?

In a code language, AILMENT is written as 1923540. What is the code for DISEASE?

In a certain code language, "REMOTE" is written as "KYSPGS" and "BRAND" is written as "IRDTC". How is "MOBILE" written in that code language?

If P denotes +, Q denotes -, R denotes '÷', and S denotes X, then: 18S36R12Q6P7 = ?

If OUTLINE is coded as QWVNKPG, then how will MAN be coded as?