Question
Blood Relations
P x Q means P is the mother of Q
P + Q means P is the father of Q
P – Q means P is the son of Q
Which of the following means A is the Grandson of D?
P x Q means P is the mother of Q
P + Q means P is the father of Q
P – Q means P is the son of Q
Which of the following means A is the Grandson of D?
Answer: Option D
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Explanation:
A x C+D means A is the mother of C and C is the father of D Grandchild of A
A+B+D means A is the father of B and B is the father of D. Hence D is the Grandchild of A
D+B+A means D is the father of B and B is the father of A. Here A is the Grand child of D, but we don’t know whether he is the Grandson or Granddaughter of D
A-B-D means A is the son of B and B is the son of D. Hence, A is the Grandson of D
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