Research Article
Optimization on Production-Inventory Problem with Multistage and Varying Demand
Table 4
Demand data in Problem 4.
| Stage number | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| Demand extent | 4 | 8 | 7 | 14 | 12 | 3 | 12 | 12 | 6 | 13 | Demand rate | 70 | 202 | 53 | 22 | 78 | 231 | 203 | 22 | 219 | 239 |
| Stage number | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| Demand extent | 11 | 10 | 10 | 9 | 9 | 6 | 14 | 10 | 7 | 11 | Demand rate | 149 | 23 | 239 | 72 | 231 | 168 | 111 | 234 | 79 | 87 |
| Stage number | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 |
| Demand extent | 14 | 12 | 11 | 5 | 9 | 7 | 12 | 3 | 14 | 6 | Demand rate | 203 | 210 | 106 | 145 | 32 | 24 | 136 | 115 | 245 | 93 |
| Stage number | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 |
| Demand extent | 11 | 12 | 6 | 4 | 4 | 4 | 13 | 9 | 7 | 10 | Demand rate | 97 | 209 | 289 | 238 | 174 | 114 | 174 | 194 | 124 | 94 |
| Stage number | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 |
| Demand extent | 6 | 3 | 8 | 14 | 9 | 13 | 13 | 7 | 13 | 7 | Demand rate | 238 | 149 | 80 | 95 | 93 | 161 | 229 | 58 | 198 | 188 |
| Stage number | 51 | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 | 60 |
| Demand extent | 4 | 8 | 6 | 10 | 6 | 4 | 7 | 4 | 9 | 8 | Demand rate | 242 | 250 | 293 | 159 | 180 | 198 | 185 | 83 | 285 | 262 |
| Stage number | 61 | 62 | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 70 |
| Demand extent | 8 | 7 | 5 | 7 | 10 | 14 | 8 | 10 | 13 | 4 | Demand rate | 273 | 183 | 228 | 50 | 93 | 211 | 121 | 70 | 78 | 236 |
| Stage number | 71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 | 79 | 80 |
| Demand extent | 6 | 7 | 9 | 10 | 3 | 4 | 12 | 5 | 5 | 13 | Demand rate | 133 | 218 | 167 | 30 | 127 | 48 | 195 | 222 | 213 | 238 |
| Stage number | 81 | 82 | 83 | 84 | 85 | 86 | 87 | 88 | 89 | 90 |
| Demand extent | 4 | 10 | 6 | 5 | 4 | 10 | 12 | 11 | 9 | 14 | Demand rate | 22 | 298 | 170 | 28 | 283 | 127 | 72 | 210 | 274 | 59 |
| Stage No. | 91 | 92 | 93 | 94 | 95 | 96 | 97 | 98 | 99 | 100 |
| Demand extent | 10 | 8 | 10 | 13 | 3 | 8 | 3 | 7 | 8 | 6 | Demand rate | 75 | 59 | 222 | 202 | 239 | 105 | 113 | 16 | 100 | 299 |
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