A + B means A is the son of B; A - B means A is the wife of B; A × B means A is the brother of B; A B means A is the mother of B; and A = B means A is the sister of B. What does P + R - Q mean?
A
Q is the father of P.
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B
Q is the son of P.
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C
Q is the uncle of P.
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D
Q is the brother of P.
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Solution
The correct option is A Q is the father of P. Clearly, P + R - Q means, P is the son of R, who is the wife of Q
i.e. Q is the father of P. Hence, the answer is A.