Coding and Decoding Questions

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

5 ÷ 4 ­ 10 + 7 x 16 = ?

In a certain code, 592 means 'grapes are sweet', 374 means 'I like oranges' and 267 means 'oranges are sour'. Which digit represents sour?

In a certain code language, “FRAK” is written as “35” and “MALT” is written as “45”. How is “TRIM” written in that code language?

In a certain code language, "DIGIT" is written as "@#^#*" and "EAR" is written as "?!<". How is"TIGER" written in that codelangauge?

If EFMIJ means DELHI, then the last letter of the word got by decoding IQBOS is

After interchanging + & x and 12 &18, which of the following equations will hold true?

In a certain code language, if COTTON is coded as 325526 and WOOLEN is coded as 122976, then TOWEL will be coded as?

If 6#30=5; 8#24=3; 7#28=4; then what is the value of 8#40=?