Exams › SSC CGL (Prelims) › General
Correct answer: 3
P is male as grandfather. Q is the daughter of P, so Q is female. R is the husband of Q, so R is male. Since S and T are children of R, and U is the wife of T, T is male and U is female; S is not specified by gender, but from the given structure the total males are P, R, and T.