Direction: Select the related word from the given alternatives.

11 : 169 :: 18 : ___

In the following series find the missing numbers.
5, 13, 40, 104,?

Conditions;
(A) There are six members in a family – A, B, C, D, E & F, including two married couples.
(B) Two of them are doctors, one is a teacher, one is a clerk & two are the artists. Both the doctors are of same gender.
(C) A & C are in the same profession.
(D) Teacher is married to a doctor & an artist is married to clerk.
(E) A is an artist & E is male doctor. Both are unmarried.
(F) F is a husband of B.
Who is a clerk ?

Find the number at question mark in the following image?

bca_b_aabc_a_caa 

Direction : Study the following information carefully and answer the given questions.
Point D is 14 metre towards the West of Point A. Point B is 4 metre towards the South of Point D. Point F is 9 metre towards the South of point D. Point E is 7 meter towards the East of Point B. Point C is 4 metre towards the North of point E. Point G is 4 metre towards the South of point A.
Which of the following points are in a straight line?

The diagram below represents the students who study Physics, Chemistry and Mathematics. Study the diagram and identify the region which represents students who study both Physics and Chemistry but not Mathematics?

In the given figure, How many books are fiction?