Verbal Reasoning - Mental Ability Questions

In the following question, from the given alternative words, select the word which cannot be formed using the letters of the given word.
Improvement

In a certain code language, f CHECK is coded as 97294 and QUERY is coded as 51238, then CHERRY will be coded as?

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

From the given alternatives, select the word which CANNOT be formed using the letters of the given word.

Hardship

A marketing executive goes on his field work and walks 2 km North, then he turns West and walks 6 km, then he turns North and walks 7 km, and then he turns to his right and walks 6 km. Where is he now with respect to his starting position

Select the option is which the two words are related in the same way as the words in the given pair are related.

Rapid : Slow

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

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

6,11,21,36,56,?