In a family of six members A, B, C, D, E, and F, there are two males and four females. A is a teacher, B is a doctor, C is the sister of D, D is the father of E, and F is the mother of A. Who is the male member in the family?
Five people are standing in a line: P, Q, R, S, and T. R is to the left of S but to the right of Q. T is not at either end. Who is standing at the rightmost position?
Three pets, a dog, a cat, and a rabbit, have different colors: brown, white, and black. The dog is not black. The cat is white. What color is the rabbit?
In a family of six members A, B, C, D, E, and F, there are two males and four females. A is a teacher, B is a doctor, C is a housewife, D is a student, E is a nurse, and F is a lawyer. Who is the male doctor?