rName and TotalAmount, the class should also consists of three constructors i.e. Default constructor, one argument constructor and two argument constructor.The class should further consists of a...

rName and TotalAmount, the class should also consists of three constructors i.e. Default constructor, one argument constructor and two argument constructor.The class should further consists of a member function named Cal_zakat () which calculate the zakat.It should be keep in mind that the zakat will be calculated only if the TotalAmount is greater than or equal to 20000.In main, define three objects of this class for respective constructors and also display the zakat for each object.Note: The zakat will be calculated by the formul