Coding and Decoding Questions

If 30%6 = -5, 10%5 = -2 and 10%2 = -5, then find the value of 80%8 = ?

If WORK = 7935, ROCK = 3587 and WART = 1945, which digit stands for T?

If 4Δ2 = 60, 7Δ9 = 160 and 8Δ3 = 110, then find the value of 3Δ2 = ?

If -2@-4 = -8, -1@-8 = -8 and -1@6 = 6, then find the value of -1@7 = ?

In a certain code, if MIZZLY is written as ZIMYLZ and PUZZLE is written as ZUPELZ, then what will BUZZWORD be written as in the same code?

If IRON is written as GOKI, then KNIFE may be written as

In a certain code language, "DIGIT" is written as "@#^#*" and "EAR" is written as "?!<". How is"TIGER" written in that codelangauge?

If FHNPKMEG means GOLF, then what does RTSUHJBDJL stand for?