public List <MobileOperatorModel> displaymobileoperatorss() { List <Operator> avg = business.Average(); List <MobileOperatorModel> mobileOperatorModels = new List <MobileOperatorModel>(); List <Operator> mobiles = business.mobileOperators(); List <Operator> mobileAbvAvg = new List <Operator>(); foreach (var mobileOperator in mobiles) { foreach (var item in avg) { if (mobileOperator.OperatorRating > item.OperatorRating) { mobileAbvAvg.Add(mobileOperator); } } } foreach (var ms in mobileAbvAvg) { MobileOperatorModel mobileOperatorModel = new MobileOperatorModel(); mobileOperatorModel.OperatorId = ms.OperatorId; mobileOperatorModel.OperatorName = ms.OperatorName; mobileOperatorModel.OperatorRating = ms.OperatorRating; mobileOperatorModels.Add(mobileOperatorModel); } return(mobileOperatorModels); }