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In a family of four, the engineer is the son of the chemist and the brother of the teacher. The chemist is the wife of the lawyer and the mother of th
Question

In a family of four, the engineer is the son of the chemist and the brother of the teacher. The chemist is the wife of the lawyer and the mother of the teacher. Which of the following conclusions is necessarily true?

A.

The teacher is the sister of the engineer.

B.

The teacher is the son of the chemist.

C.

The lawyer is the father of the teacher.

D.

The lawyer is the brother of the teacher.

Correct option is C


Solution:
· The engineer is the son of the chemist and the brother of the teacher.
· The chemist is the wife of the lawyer and the mother of the teacher.
Let's break this down:
· The engineer is the son of the chemist, so the chemist is married to the lawyer.
· The chemist is the mother of the teacher, and the chemist is the wife of the lawyer. Therefore, the lawyer must be the father of the teacher.
Conclusion:
The lawyer is the father of the teacher.
Final Answer:
(c) The lawyer is the father of the teacher.

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