An oil company wants to create lube oil, gasoline and diesel fuel at two refineries. There are two sources of crude oil. Consider arc 2-4. The per unit shipping cost of crude B from source 2 (node 2) to refinery 2 (node 4) is $11 and the yield is 85 percent. The following network representation depicts this problem. What is the balance of flow constraint for node 3 (Refinery 1)? A)X₁₃ + X₂₃ - .95 X₃₅ - .90 X₃₆ -.90 X₃₇ = 0 B).80 X₁₃ + .95 X₂₃ - X₃₅ - X₃₆ -X₃₇ = 0 C).80 X₁₃ + .95 X₂₃ - .90 X₃₆ - .90 X₃₇ $\ge$ 0 D)X₁₃ + X₂₃ - X₃₅ - X₃₆ - X₃₇ $\ge$ 0

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The Answer of An oil company wants to create lube oil, gasoline and diesel fuel at two refineries. There are two sources of crude oil. Consider arc 2-4. The per unit shipping cost of crude B from source 2 (node 2) to refinery 2 (node 4) is $11 and the yield is 85 percent. The following network representation depicts this problem. What is the balance of flow constraint for node 3 (Refinery 1)? A)X₁₃ + X₂₃ - .95 X₃₅ - .90 X₃₆ -.90 X₃₇ = 0 B).80 X₁₃ + .95 X₂₃ - X₃₅ - X₃₆ -X₃₇ = 0 C).80 X₁₃ + .95 X₂₃ - .90 X₃₆ - .90 X₃₇ $\ge$ 0 D)X₁₃ + X₂₃ - X₃₅ - X₃₆ - X₃₇ $\ge$ 0

An Oil Company Wants to Create Lube Oil, Gasoline and Diesel