Coding and Decoding Questions

If 3 @ 3 * 3 = 3 and 48 @ 4 * 3 = 36, then 91 @ 13 * 2 = ?

If in a certain language A is coded as 1, B is coded as 2, C is coded as 3, and so on, how is BIDDIC coded in that language?

In a certain code language, "CAUGHT" is written as "125679" and "HEN" is written as "740". How is "TAUGHT" written in that code language?

If 5 * 3 = 19 and 8 * 5 = 49, then what should 6 * 4 be?

If "A" denotes "multiplied by", "B" denotes "subtracted from", "C" denotes "added to" and "D" denotes "divided by", then

7 B 17 C 88 D 11 A 6 = ?

In a certain code language, "MOTHER" is written as "NPUGDQ". How is "ORANGE" written in that code language ?

In a certain language "BROTHER" is written as "CSPUIFS". How is "SISTER" written in that code language?

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