Five friends, P, Q, R, S, and T, are compared based on their heights. P is taller than Q but shorter than R. S is shorter than T but taller than Q. Who is the tallest among them?
In a family of five members - P, Q, R, S, and T - there are two males and three females. P is a teacher, Q is a doctor, and R is a male. S is not a teacher. Who is the doctor?
Five books are arranged on a shelf. Book A is to the left of Book B but to the right of Book C. Book D is to the right of Book E. What is the sequence of the books from left to right?