Coding and Decoding Questions

In a certain code language, "REMINDER" is written as "SFNJMCDQ". How is "STANDARD" written in that code language?

In a certain code language, "COPIOUS" is written as "2345389" and "GENEROUS" is written as "16760389". How is "PIGEON" written in that code language?

If 35 % 31 = 12, 92 % 30 = 14 then what is the value of 15 % 24 = ?

In a certain code language, "OPTIMIST" is written as "LKRNRGHG". How is "PESSIMIST" written in that code language?

If QUICKLY is coded as OSGAIJW, then how will HUE be coded as?

If UNCOVER is coded as FMXLEVI, then how will TIP be coded as?

If 9#3 = 120, 3#4 = 70 and 2#9 = 110, then find the value of 5#2 = ?

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