Verbal Reasoning - Mental Ability Questions

Select the related word/letters/numbers from the given alternatives: DBCE : QOPR :: JLKI : ?

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

RS, ? , BC, GH

Select the odd figure out of the given series.

Determine the value of ? $$\begin{gathered} 1-121-131-14.........1-1n-? \\ \end{gathered}$$

If 4 * 5 % 3 = 8000 and 2 * 3 % 2 = 36, then 4 * 3 % 3 = ?

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

56 ÷ 8 + 12 - 72 = ?

In the following question, select the related letters from the given alternatives.
BPTW : CQUX : : CHNS : ?

In the following question, select the related number from the given alternatives.
40 : 100 : : 56 : ?