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7. (12 points) Consider the Reddy Mikks model and its dual problem (posted in the Course Content and Topic 5 folder in Blackboard). Use dual prices to determine the change in the optimal revenue in each of the following cases. Do not use TORA or Julia! (a). The constraint for raw material M1 (resource 1 ) is 6x1+4x222. (b). The constraint for raw material M2 (resource 2) is x1+2x24.5. (c). The market condition represented by resource 4 is x210. Example 2.1-1 (The Reddy Mikks Company) Reddy Mikks produces both interior and exterior paints from two raw materials, M1 and M2. The following table provides the basic data of the