Verbal Reasoning - Mental Ability Questions

Select the related word/letters/number from the given alternatives.
25: 260 : : 30 : ?

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

3,4,7,?,18,29,47

In the following question, two statements are given each followed by two conclusions I and II. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

Statement:
(I) Only first division holders are admitted.
(II) Ram is a first division holder.

Conclusions:
(I) Ram is admitted.
(II) Only Ram is admitted.

 In a certain code language, “PRANK” is written as “RUESQ”. How is “RATES” 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?

80 + 2 ÷ 25 + 5 - 10 = ?

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

3/5, 1.4, 11/5, ? , 19/5, 4.6

P and Q are brothers. P is the father of S. R is the only son of Q and is married to U. How is U related to S?

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
A, C, F, H, K, ?