Coding and Decoding Questions

If in a certain language, STRING is coded as TSIRGN, how is RANDOM coded in that code?

In a certain code language, "SCENE" is written as "TBFMF". How is "TRAIN" written in that code language?

If 27 (15) 33 and 41 (13) 53, then what is the value of 'A' in 26 (A) 35?

If MARBLES is coded as PDUEOHV, then how will GIN be coded as?

In a certain code language, "RUMOUR" is written as "MURRUO". How is "RACKET" written in that code language?

Some equations have been solved on the basis of a certain pattern. Find the correct answer for the unsolved equation on that basis.

8x7x6=765
5x3x2=421
9x6x4= ?

If SUN = 108, MOON = 114. What is STAR = ?

If "S" denotes "multiplied by", "V" denotes "subtracted from", "M" denotes "added to" and "L" denotes "divided by", then

12 V 3 M 441 L 21 S 8 = ?