Coding and Decoding Questions

If "*" denotes "added to", "&" denotes "divided by", "@" denotes "multiplied by" and "%" denotes "subtracted from", then 399 & 19 @ 21 % 41 * 100 = ?

If 80&10 = -8, 50&2 = -25 and 80&16 = -5, then find the value of 20&5 = ?

If, 6x4= 12, 4x12= 24, 12x6= 36 then 6x9= ?

If 'god id fair' = 'ge se fa', 'who is god' = 'ge we fa' and 'you are god' = 'ae le fa, which code does represent 'is'?

In a certain code language, '+' represents 'x', '-' represents '+', 'x' represents '÷' and '÷' represents '-'. What is the answer to the following question?

45 x 5 + 2 - 20 = ?

A word is represented by only set od numbers as given in any one of the alternatives, Thes sets of numbers given in the alternatives are represented by two classes of alphabets as shown in the given matrices. The columns and rows of matrix-I are numbered from 0 to 4 and that of matrix-II are numbered from 5 to 9. A letter from these matrices can be represented first by its row and next by its column, for example, 'A' can be represented by 20.41 etc and 'T' can be represented by 89,85 etc. Similarly, you have to identify the set of the word 'CORN'

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

7 V 13 M 35 L 7 S 6 = ?

If MACHINE is coded as 19-7-9-14-15-20-11, how will you code DANGER?