Determine the optimal solution

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Miner Refining extracts minerals from ore mined at two different sites in Vale Brazil. Each ton of ore type 1 contains 20% copper, 20% zinc and 15% magnesium. Each ton of ore type 2 contains 30% copper, 25% zinc and 10% magnesium. Ore type 1 costs RM90 per ton and ore type 2 costs RM120 per ton. Blacktop would like to buy enough ore to extract at least 8 tons of copper, 6 tons of zinc, and 5 tons of magnesium in the least costly manner.

(i) Formulate an LP model for this problem.

(ii) Sketch the feasible region for this problem.

(iii) Determine the optimal solution.

Reference no: EM132693876

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