only with hand writing word the qusetion is inside the docx

QUESTION 7 (20 marks) Solve the following linear program: min 7 11 6 7 + 612 + 3 3 21 9 + 922 0 + 10 + 4 4 32 2DCo 31 Ch . . 11 + 12 = 30 21 + 22 = 30 31 + 32 = 30 11 + 21 + 31 = 30 12 + 22 + 32 = 60 2DCo 1 D P Ch USEFUL FORMULAS E{t bi } ai 4mi i TC i 6 Co D bi ai Var{t } Ch Q 6 2 * Q DC Q * N DQ 2 * * T 1N R LD TC Co D Q 1 D PC Q * Q * 2 DC h Co D Ch ( Q 2 2 CS s DC Q * 2Q * S * Q C h * Q 2DCo Ch Cs Ch Cs R LD S 2Q Ch Cs * L 2 2 2 2 112 R L SS (M/M/1) Pn (1 ) n Lq 2 ( L Lq ) W q Lq W P T t 1 e L t k 1 (M/M/k) k P 0 k n P0 P k for 1 n W k n0 n! n k k 1 k !(1 ) k k P0 n q n! k k Pw P 0 k !(1 ) (k 1)!(k ) 2