Coding and Decoding Questions

In a certain code language, "SIGHT" is written as "@?*^!" and "ANT" is written as "#&!". How is "NIGHT" written in that code language?

If a = x, b = / and c = +, find the value of 7a5c1b6

If 8*9 = 36, 12*4 = 24 and 14*6 = 42, then find the value of 18*6 = ?

In a code language, BURN is written as YFIM. What is the code for WOUND?

If 12 (20) 16 and 21 (35) 28, then what is value of A in 48 (80) A ?

If B = 2, K = 11; MAN = 0, SIN = 14, then what is the value of HOT?

If 9@3=12; 15@4=22; 16@14=4; then what is the value of 6@2=?

In a certain code language, “FAINT” is written as “DYGLR”. How is “METRO” written in that code language?