Seven friends, W, X, Y, Z, A, B, and C, attended a party. W arrived before X but after Y. Z arrived before A and after B. C arrived last. What is the order of arrival?
In a family of five members A, B, C, D, and E, A is a doctor, B is a teacher, C is a lawyer, D is the mother of E, and E is a student. Who is the father?
A family consists of a father, a mother, and three children: P, Q, and R. P is the eldest and is studying engineering. Q is studying medicine, and R is the youngest. If the mother is a lawyer, what is the profession of the father?