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OilCo is building a refinery to produce four products:diesel,gasoline,lubricants and jet fuel.The demands for these products are 14.000,30.000,10.000 and 8000respectively.Iran and Dubai are under contract to ship crude to OilCo.Because of the production quotas least 40% of its crude from Iran and the remaining amount from Dubai.OilCo predicts that these demand and crude oil quota will remain steady over the next 10 years.The different specifications of the two crude oils lead to different product mixes.One barrel of Iran crude yield.2 barrel of diesel,25 barrel of gasoline,1 barrel of ubricant and 15 barrel of jet fuel.the corresponding yields from Dubai crude are .1,.6,.15 and .1 respectively.
OilCo needs to determine the min capacity of the refinery(in barrels per day)