B is father of Q. B has only two children. Q is the brother of R. R is the daughter of P. A is the granddaughter of P. S is the father of A. How is S related to R?

If CAT is coded as 3120, what code number can be given to NAVIN? 

cccbb_aa_cc_bbbaa_c 

In the following series find the missing numbers.
21, 26, 33, 42, 53,?

Direction: Read the following information and answer the questions given below it:
Six students A, B, C, D, E and F are sitting in the field. A and B are from Nehru House while the rest belong to Gandhi House. D and F are tall while the others are short. A, C and D are wearing glasses while the others are not.

Which tall student of Gandhi House is not wearing glasses?

If in a particular language, PAPER is coded as QZQDS and PENCIL is coded as QDOBJK then how is SCIENCE coded in that language?

In the following question, select the related number from the given alternatives.
328: 4:: 366: ?

The question below is based on the given diagram. The diagram shows three figures each representing scientists, Government employees and employees of Company X.

Which of the following represents all such Scientists who are Government employees but are not employed in Company X?