[E [7 a) Explain Extrusion process. Discuss the difference between different types of extrusion process(es). b) Weenies and Buns is a food processing plant that manufactures hot dogs and hot dog buns. They grind their own flour for the hot dog buns at a maximum rate of 200 pounds per week. Each hot dog bun requires 0.1 pound of flour. They currently have a contract with Beef land, Inc., which specifies delivery of 800 pounds of beef product is delivered. Each hot dog requires X pound of beef product. Finally, the labor force at Weenies and Buns consists Page 3 of 4 of 5 employees working full time (40 hours per week each). Each hot dog requires 3 minutes of labor, and each hot dog bun requires 2 minutes of labor. Each hot dog yields a profit of $0.80, and each bun yields a profit of $0.30. Weenies and Buns would like to know how many hot dogs and how many hot dog buns they should produce each week to achieve the highest possible profit. X=0.25+0.5*last two digit of the ID. Solve this problem using graphical method and by constructing a linear programming model