Coding and Decoding Questions

If "P" denotes "multiplied by", "R" denotes "subtracted from", "S" denotes "added to" and "Q" denotes "divided by", then which of the following equation is true?

In a certain code language, “HARMS” is written as “81181319” and “FLUTE” is written as “61221205”. How is “WOUND” written in that codelanguage?

In a certain code language, '+' represents 'x', '-' represents '+', 'x' represents '÷' and '÷' represents '-'. What is the answer to the following question?
24 x 6 - 8 + 2 = ?

If A denotes /, B denotes x, C denotes + and D denotes -, then which of the following statements is true?

In a certain code language, "BRING" is written as "25698" and "JAIL" is written as "4367". How is "BRINJAL" written in that code language?

In a certain code language, 'TRUMPET' is written as '7591427' and 'SORROW' is written as '385586'. How is 'EMPRESS' written in that code language?

If MEAT is coded as 135120. then what will be the code for ZEBRA?

In a certain code language, "RAIN" is written as "OHBQ". How is "SUMMER" written in that code language?