C# (CSharp) CSharpInterviewQuestions.Polymorphism CentralPetrol.GetLatestPetrolPrice - 2 examples found. These are the top rated real world C# (CSharp) examples of CSharpInterviewQuestions.Polymorphism.CentralPetrol.GetLatestPetrolPrice extracted from open source projects. You can rate examples to help us improve the quality of examples.