Verbal Reasoning - Mental Ability Questions

A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series. 100, 50, 52, 26, 28, ? , 16, 8

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

A boy leaves his school and travels 20 km towards the north. He takes a left turn and travels 30 km, then he turns towards the east direction and travels 50 km further. Finally, he turns to his right and travels 20 km more. Which direction is he now with respect to his school?

Select the missing letter from the given responses?

In each of the following questions three statements are given and these statements are followed by two conclusions numbered (1) and (2). You have to take the given three statements to be true even if they seem to be at variance from commonly known facts. Read the conclusions and then decide which of the given conclusions logically follows from the two given statements, disregarding commonly known facts.
Statements:

All books are novels.
No novel is a magazine.
All magazines are newspaper.
Conclusions: 

I.No book is a magazine.
II. Some newspaper are novels.

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

0, 3, 8, ? , 24, 35

Which one of the following figures best represents the relationship among Kitchen, House and Garden?

In this question, some equations are solved on the basis of a certain system. On the same basis find out the correct answer from amongst the four alternatives for the unsolved equation.

53 ­ 34 = 5334
65 ­ 46 = 6456
75 ­ 24 = ?