Question

'p' is the daughter of 'q' ,'r' is the son of' p' ,'s' is the brother of 't'.'t' is the daughter of'q' . the grandfather of 's' is?
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Answer 1

Step-by-step explanation:

P and Q are brothers (Remember that children of Q will have P as their uncle) S and T are brother and sister and both are children of Q Thus uncle of S is P.