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    Question

    'L - M ' means 'L is the brother of M' 'L # M'

    means 'L is the daughter of M' 'L * M' means 'L is the father of M' 'L $ M' means 'L is the wife of M'   If 'P $ Q - S * R', then how is P related to S?
    A P is the son of S Correct Answer Incorrect Answer
    B P is the sister of S Correct Answer Incorrect Answer
    C P is the daughter of S Correct Answer Incorrect Answer
    D P is the sister-in-law of S Correct Answer Incorrect Answer

    Solution

    P $ Q - S * R à P is the wife of Q, Q is the brother of S, and S is the father of R.   Since Q and S are brothers and P is Q’s wife, it means P is the sister-in-law of S.   Hence, the correct answer is (A).

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