Verbal Reasoning - Mental Ability Questions

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

5 + 10 x 21 ÷ 5 - 15 = ?

Rearrange the jumbled letters to make meaningful words and then select the one which is different.

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

Select the missing number from the given responses?

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

CL,HQ,MV,?

If 4 + 3 = 25 and 8 + 4 = 80 , then, 3 + 2 = ?

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

If 75$26 = 4, 69$53 = 7 then what is the value of 82$46 = ?