Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it.
deb, ijg, nol ? xyv

If 6 × 9  ×3 =963 and 4 × 8 ×5 = 845 then 9 × 4 × 7=?

Which of the following options represents a meaningful sequence of words given below?
(1) Month
(2) year
(3) weeks
(4) days

In the following question, select the related letter from the given alternatives.
A : I : : N : ?

Direction: Two Statements are given following by four conclusions, I, II, III and IV. You have to consider that Statements to be true, even if they seem to beat variance from commonly known facts. You are to decide which of the given conclusions can definitely be drawn from the given Statements. Indicate your answer. 
Statements: 
All dogs are books.
All books are pictures.
Conclusion: 
I. All dogs are pictures.
II. All books are dogs.
III. All pictures are dogs.
IV. Some pictures are books.

. ____, 9, 25, 49, 121, 169

Study the given pattern carefully and select the number that can replace the question mark(?) in it.

Pointing towards a lady, a boy says, “She is the daughter of the woman who is the mother of the husband of my mother”. How is the lady related to the boy?