Verbal Reasoning - Mental Ability Questions

In these questions, the relationship between two elements is shown in the statements. These statements are followed by two conclusions.
Statement:
Z < L < W = N = K < A
Conclusion:
I. A > L
II. Z = A

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

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

WYV, ? , IKH, BDA

In a certain code language, "DURING" is written as "GRUFQD". How is "PICKED" written in that code language?

In a certain code language, '+' represents 'x', '-' represents '+', 'x' represents '÷' and '÷' represents '-'. What is the answer to the following question?
550 x 22 - 24 + 3 = ?

Find the next in this series:
YC3, XF6, WI9, ........

Select the related word/letters/number from the given alternatives.
Donkey : Brays :: Monkey : ?

Arrange the given words in the sequence in which they occur in the dictionary.
1. Globe
2. Group
3. Glitch
4. Gap
5. Glade