If ’A + B’ means ’A is father of B’, ’A – B’ means ’A is mother of B’, ’A * B’ means ’A is brother of B’ and ’A % B’ means ’A is sister of B’, then how is Q related to S in ’P + Q * R – S’ ?
Answer : Option A
Explanation : P + Q → P is father of Q.
Q * R→Q is brother of R.
R – S → R is mother of S.
Therefore, Q is maternal uncle of S.
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