Verbal Reasoning - Mental Ability Questions

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series. 4, 13, 40, 121, ?

In a certain code language, "RUMOUR" is written as "MURRUO". How is "RACKET" written in that code language?

Select the related word/letters/number from the given alternatives. E : V : : D : ?

Find the missing number from the given alternatives.

‘R + S’ means ‘R is mother of S’, ‘R – S’ means ‘R is wife of S’, ‘R × S’ means ‘R is son of S’ and ‘R ÷ S’ means ‘R is father of S’. Which of the followingrepresents K as the grandson of T?

Identify the diagram that best represents the relationship among the given classes.
Brain, Cerebrum, Liver, Human body

Arrange the following words as per order in the dictionary.
1. Incompatible
2. Incomparable
3. Incongruous
4. Inconsistent

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
RS, ZA, HI, ?