3. (40 POINTS) FORMULATE THE MATHEMATHICAL LINEAR PROGRAMMING Decision Variables Supply (1.2), the supply of 51 is Y. and the supply of $2.53 TT T: Transhipment (1,2,3,4) Retail (1,2,3,4) be demand five RI is Pl. R2 is P2, R) is P3, R4 is PRS PS, 6 TABLE COST OF SENDING ITEMS FROM STOT TI 12 " 14 51 1 82 1 1 L ' $3 1 ' TABLE COST OF SENDING ITEMS FROM TOR RI R2 R3 24 KS R TI . ' + 1 T 12 1 1 1 1 " 1 1 14 ' ' 1 Assumption totel mpply H R total demand s- Part A: Formulate the linear programming model (29 POINTS) 51Page