Dystopia is when an imagined state or society in which there is great suffering or injustice, typically one that is totalitarian or post-apocalyptic. The purpose of a fiction dystopia is to show how character are going threw a rough time with lots of conflict.
Beauty is commonly described as a feature of objects that makes these objects pleasurable to perceive. Such objects include landscapes, sunsets, humans and works of art. Beauty, together with art and taste, is the main subject of aesthetics, one of the major branches of philosophy.
Answer: Being in the top percentile means outscoring or topping others in the class. So, you did well and have a high mark compared to others in that class.