Verbal Reasoning - Mental Ability Questions

Which set of letters when sequentially placed at the gaps in the given letter series shall complete it?

_BA_BBA_AB_B

Introducing a man, a woman says, "He is the son-in-law of the wife of my father and I am the only child of my parents". How is the man related to the woman?

In the following question, select the missing number from the given series.
1357, 3085, 5282, 8026, ?

Choose the related word/letters/number from the given alternatives. Tamil Nadu : Chennai : : Manipur : ?

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
KV, LU, MT, ?

Two planes start from the same airport. A flies 50 km East. B flies 15 km North, then turns East and flies 20 km, then turns to its right and flies 15 km. Where is B with respect to A now?

If PONDERS is coded as ONCDQR, then how will MAT be coded as?

In a certain code language, “book is tough” is written as “fu la mi”, “tough can easy” is written as “fu muk po” and “easy not book” is written as “ti po la”.What is the code for “tough” in that code language?