Operation research, excel | Operations Management homework help

For any problems that require a linear program to be solved, please give i) the formulation of the linear program and ii) the excel solution to the linear program.
1) Chapter 1: #13
2) Chapter 2: #23
3) Chapter 2: #45
4) Chapter 3: #17 (For #17b, also provide responses to the following questions:
17b (i): What if, instead of $2 per pound, the supplier offered 500 pounds of steel alloy at $10 per pound?
17b (ii): What if 1000 pounds of steel alloy were available at $2 per pound?)
5) Chapter 3: #19
6) Chapter 3: CP1
7) Chapter 4: #15
8) Chapter 4: #17

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