Coding and Decoding Questions

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

56 ÷ 8 + 12 - 72 = ?

In this question, some equations are solved on the basis of a certain system. On the same basis find out the correct answer from amongst the four alternatives for the unsolved equation.

8 x 5 x 0 = 805 , 7 x 4 x 6 = 764 , 6 x 8 x 9 = ?

In a certain code CAMEL is written as MFNBD. How shall TIGER be written in that code?

If ‘A’ means ‘+’, ‘B’ means ‘–’, ‘C’ means ‘×’ and ‘D’ means ‘÷’, then which of the following equation is true?

In a certain code language, "STATION" is written as "5313462" and "RED" is written as "789". How is "TRAIN" written in that code language?

In a certain language, if PLATE is written as CYNGR, then SHOCK will be written as

If 8α9 = -72, -9α3 = 27 and -6α1 = 6, then find the value of -3α6 = ?

If 16α1 = 8, 14α6 = 42 and 12α5 = 30, then find the value of 2α6 = ?