List of top Logical Reasoning Questions on Blood Relations asked in AP ICET

There are six members in a family P, Q, R, S, T, and U. Q is the son of R, but R is not the mother of Q. P and R are a married couple. T is the brother of R. U is the brother of Q. S is the daughter of U. Who is the grandfather of S?
Which was the day of the week on January 26, 1950?
Rita told Mani, "the girl met yesterday at the beach was the youngest daughter of the brother-in-law of my friend's mother". How is the girl related to Rita's friend?