Verbal Reasoning - Mental Ability Questions

If 10$25 = 8, 12$25 = 10 then what is the value of 14$53 = ?

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

9 ÷ 12 - 15 + 4 x 10 = ?

Find the missing number?

In a certain code language, "DELETE" is written as "#@^@%@" and "GRAM" is written as "!?*&". How is"TELEGRAM" written in that code language?

If ETHANOL is coded as HWKDQRO, then how will MIX be coded as?

If 9#3=6; 15#3=9; 60#4=32; then what is the value of 27#3=?

In the following question, select the missing number from the given series.
5, 13, 40, 104, ?

If 6@1 = 12, 6@2 = 24 and 9@9 = 162, then find the value of 4@6 = ?