Verbal Reasoning - Mental Ability Questions

In a certain code language, “MATE” is written as “41” and “LION” is written as “52”. How is “TARM” written in that code language?

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

7 ÷ 10 - 15 + 6 x 18 = ?

If 5Δ1 = 40, 9Δ9 = 0 and 7Δ1 = 60, then find the value of 4Δ9 = ?

In a certain code language, “STOINS” is written as “ROHPST”. How is “MARCUS” written in that code language?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

YXW, TSR, NML, ?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
19, 29, 40, 44, ?

A piece of paper is folded and punched as shown below in the question figures. From the given answer figures, indicate how it will appear when opened?

Find the odd word/letters/number pair from the given alternatives.