If A + B means B is the brother of A; A x B means B is the husband of A; A - B means A is the mother of B and A % B means A is the father of B, which of the following relations shows that Q is the grandmother of T?
  • 1Q - P + R % T
  • 2P x Q % R - T
  • 3P x Q % R + T
  • 4P + Q % R - T
Answer:- 1
Explanation:-

Solution:
Q - P → Q is the mother of P
P + R → R is the brother of P
Hence, → q is the mother of R
R % T → R is the father of T.
Hence, Q is the grandmother of T.

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