Coding and Decoding Questions

In a certain code language, 'x' represents '+', '÷' represents 'x', '-' represents '÷' and '+' represents '-'. Find out the answer to the following question.

20 ÷ 12 - 30 + 10 x 10 = ?

In a certain code, if GREAT is coded as JOEJK then ZEBRA is coded as

In a certain code language, 'x' represents '+', '÷' represents 'x', '-' represents '÷' and '+' represents '-'. Find out the answer to the following question.

4 x 18 ÷ 5 - 10 + 8 = ?

In a certain code language, “TOLDER” is written as “WSQGIW”. How is “SPIRAL” written in that code language?

If PRINTER is $#@*!&#, then INTERPRETER is

In a certain code language, “PILOW” is written as “49352” and “TRAIN” is written as “78691”. How is “PRAWN” written in that code language?

In a certain code language, '÷' represents '+', '-' represents 'x', '+' represents '÷' and 'x' represents '-'. Find out the answer to the following question.

17 - 8 + 2 x 9 ÷ 8 = ?

In a certain code language, “CAB” is written as “6” and “LAN” is written as “27”. How is “FAN” written in that code language?