Verbal Reasoning - Mental Ability Questions

If RESEARCH is $#!#%$&@ then SCARE is

From a point, Lokesh starts walking towards south and after walking 30 metres he turns to his right and walks 20 metres, then he turns right again and walks 30 metres. He finally turns to his left and walk 40 metres. In which direction is he with reference to the starting point?

In the following question, select the missing number from the given series.
5, 13, 40, 104, ?

BACTERIA : ILLNESS :: ____ : ____

Which of the following diagrams correctly represents elephants, wolves, animals?

If DECEMBER is coded as EDECBMRE then FEBRUARY will be coded as

In the following question, select the missing number from the given series.
9, 18, 72, 576, ?

Introducing a girl, a boy says, "She is the daughter of my father's only brother­in­law". How is the girl related to the boy?