Question: Answer in detail b & c A refinery has two crude oils 1. Crude A cost RM120/barrel and 20,000 barrels are available. 2. Crude B

Answer in detail b & c
A refinery has two crude oils 1. Crude A cost RM120/barrel and 20,000 barrels are available. 2. Crude B costs RM150/barrel and 30,000 barrels are available. The company manufactures gasoline and lube oil from its crudes. Yield and sale price per barrel and markets are shown in Table 1. The company wish to maximize its profit. (Sebuah kilang mempunyai dua minyak mentah 1. Minyak mentah A berharga RM120/tong dan 20.000 tong tersedia. 2. Minyak mentah B berharga RM150/tong dan 30,000 tong tersedia, Syarikat ini mengeluarkan minyak petrol dan minyak pelincir dari minyak mentahnya. Hasil dan harga jualan setong dan pasaran ditunjukkan dalam Jadual 1. Syarikat ingin memaksimumkan keuntungnya.) Table 1 (Jadual 1) Yield/bbl Market (bbl) Product Crude A Sale price per bbl ($) 200 Crude B 0.6 0.8 20,000 Gasoline Lube oil 0.4 0.2 450 10,000 (b) Optimize the crude oil usage for the company to maximize its profit by using the Simplex method. (Optimumkan penggunaan minyak mentah agar syarikat dapat memaksimumkan keuntunganya dengan menggunakan kaedah Simplex.) (10 Marks / Markah) What is the effect on the solution if the price of Crude A drops to RM110/barrel. Verify the solution graphically. (Apakah kesan terhadap penyelesaian sekiranya harga minyak mentah A turun kepada RM110/tong. Sahkan penyelesaian tersebut secara grafik.] (10 Marks / Markah) (c)Step by Step Solution
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