Coding and Decoding Questions

If 9*4 = 26, 4*4 = 16 and 3*6 = 18, then find the value of 5*2 = ?

If -2@-4 = -8, -1@-8 = -8 and -1@6 = 6, then find the value of -1@7 = ?

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

45 x 5 - 24 + 3 ÷ 80 = ?

If mathematical operators '-' and '/' are interchanged, then the value of 15 x 4 ÷ 15 - 11 x 33 ÷ 98 is

In a certain code, if MIZZLY is written as ZIMYLZ and PUZZLE is written as ZUPELZ, then what will BUZZWORD be written as in the same code?

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

80 + 2 ÷ 25 + 5 - 10 = ?

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

15 - 5 + 25 ÷ 10 = ?

If 30%6 = -5, 10%5 = -2 and 10%2 = -5, then find the value of 80%8 = ?