Four friends, Lisa, Mark, Nina, and Oliver, are ranked based on their scores in a quiz. Lisa scored higher than Mark but lower than Nina. Oliver scored the lowest. What is the correct order of their scores from highest to lowest?
Four friends - Alex, Brian, Charlie, and David - have different favorite colors: Red, Blue, Green, and Yellow. Alex does not like Blue or Green. Brian's favorite color is not Red. Charlie likes Green. What is David's favorite color?
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 the mother of S. T is not a male. Who is the father?