Verbal Reasoning - Mental Ability Questions

A series is given, with one word missing. Choose the correct alternative from the given ones that will complete the series.
rupees, arena, pursue, spare, separate, ?

Pointing towards a boy, a girl says, "He is the only son of my mother's brother". How is the girl related to the boy ?

In the following question, select the related letters from the given alternatives.
ELQZ : AJOV : : VXTD : ?

If north-­west becomes south, north­-east becomes west and so on, then east will become which direction?

Pointing to a boy in a photograph, Neena said, "He is the son of my grandmother's only daughter". How is Neena related to the boy?

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

Brazil, Russia, ? , China, South Africa

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

9 + 3 - 72 x 6 ÷ 3 = ?

If in a certain language, STRING is coded as TSIRGN, how is RANDOM coded in that code?