Directions:- Study the following information carefully to answer the question given below.

There is a family of six members A, B, C, D, E and F. They are Lawyer, Doctor, Teacher, Salesman, Engineer and Accountant not necessarily in that order. There are two married couples in the family. D, the Salesman, is married to the lady Teacher. The doctor is married to the Lawyer. F the Accountant, is the son of B and brother of E. C, the Lawyer, is the daughter-in-law of A. E is the unmarried Engineer. A is the grandmother of F.

How is E related to F?

Brother

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Sister

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Cousin

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Connot be determined

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Inadequate data

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Solution

The correct option is D Connot be determined
$\begin{matrix} M e m b e r & S e x & P r o f e s s i o n & R e l a t i o n s h i p A & F e m a l e & T e a c h e r & M o t h e r o f B B & M a l e & D o c t o r & H u s b a n d o f C . F a t h e r o f F a n d E C & F e m a l e & L a w y e r & W i f e o f B . M o t h e r o f F a n d E . D & M a l e & S a l e s m a n & H u s b a n d o f A . F a t h e r o f B . E & - & E n g i n e e r & C h i l d o f B a n d C F & M a l e & A c c o u n t a n t & S o n o f B a n d C B r o t h e r o f E \end{matrix}$

The gender of E is not known. Therefore, E is either brother or sister of F.
Hence, the required answer is D.

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