I seriously need help with this question. Please let me know if you be able to solve it.Blacktop Refining extracts minerals from ore mined at two different sites in Montana. 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 cost $90 per ton.Ore type 2 cost $120 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 mannerA. Formulate and LP model for this problem using excelB. Sketch the feasible region for this problem C. Find the optimal solution