(i) There is a group of six persons A, B, C, D, E and F from a family. They are Psychologist, Manager, Lawyer, Jeweller, Doctor and Engineer.
(ii) The doctor is the grandfather of F who is a Psychologist.
(iii) The manager D is married to A.
(iv) C, the Jeweller is married to the Lawyer.
(v) B is the mother of F and E.
(vi) There are two married couples in the family. How many male members are there in the family ?

E. CANNOT BE DETERMINED

In following questions, one term in number series is incorrect. - Find out the incorrect number 1, 5, 9, 16, 25, 37, 49

B. 15

Complete analogous pair - Oasis : Sand : : Island : ?

C. WATER

Complete analogous pair - Forecast : Future : : Regret : ?

C. PAST

Choose or find odd letter group - PENAL , IDHNI , RUUD , KRTSINSA

A. PENAL