Q4// Work out vendor rating for following data of three companies X, Y, Z. Weightage is Quality 50%, Price - 20%, Delivery - 20%, TQM System 10%. Determine the best source of supply under weighed-point method. Service Details Company X 100 Nos. Company Y Company Z Total quantity supplied Total quantity accepted Unit price of item Delivery expected as per PO Delivery arranged Care taken for TQM system 90 Nos. 80 Nos. 95 Nos. 88 Nos. 76 Nos. Rs.10.00 Rs.9.80 Rs.10.20 4 weeks 4 weeks 4 weeks 5 weeks 4-5 weeks 6 weeks 75% 80% 70%