A petroleum refinery manufactures three types of gasoline(1) Super, (2) Premium and (3) Regular. Each type of gasoline is produced by blending of gasoline produced from distillation ofthreetypesofcrudeoil(crude1,crude2andcrude3). The salespriceperbarrelofgasolineandthepurchasepriceperbarrelof crudeoilaregivenbelow: Gasoline Salepriceperbarrel Super$70 Premium$60 Regular $50 Crude oilPurchasePriceperbarrel Crude1                   Read More …

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