Verbal Reasoning - Mental Ability Questions

Select the related letters from the given alternatives.
WUV : TRS :: QOP : ?

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

11, 121, 1331, 14641, ?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series. AB, GH, MN, ST, ?

In a certain code language, '-' represents 'x', '÷' represents '+', '+' represents '÷' and 'x' represents '-'. Find out the answer to the following question.

160 + 8 x 30 ÷ 4 - 6 = ?

Select the related letters from the given alternatives.
WUS : DFH :: MKI : ?

In the following question, select the related letters from the given alternatives.
PRAG : QTDK : : STOP : ?

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

Johnny's father is the brother­in­law of Nisha's only sister. How is Johnny related to Nisha?