Coding and Decoding Questions

In a certain code language, “LUNGS” is written as “OWQIV”. How is “HEART” written in that code language?

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

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

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?

X_ZX_YY_ZX_Z

If in a certain code, GREEN is written as ITGGP, then how will OINK be written as in the same code?

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

If 8 θ 12 δ 6 = 60 and 13 θ 15 δ 11 = 74, then 18 θ 21 δ 15 = ?

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