Verbal Reasoning - Mental Ability Questions

From the given alternative words, select the word which cannot be formed using the letter of the given word.

IMPRACTICABLE

Find the missing number?

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

LMA, NOB, PQC, ? , STE

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

RPK, TSM, VVO, XYQ, ?

If the given interchanges namely signs + and / and numbers 2 and 4 are made in signs and numbers, which one of the following would be correct?

In a certain code language, “LATIN” is written as “ODWLQ”. How is “ROUTE” written in that code language?

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

From the given alternatives, according to dictionary, which word will come at SECOND position?