a) Write the dual of the following linear programming problem: Maximize       Ζ = 3x1 + 5x2 + 4x3, Subject to      2x1 + 3x2 ≤ 8, 2x2 + 5x3 ≤10 3x1 + 2x2 + 4x3 ≤15 x1 , x2 , x3 ≥ 0 (b) Find the optimal solution to the given problem in (a) above, using the simplex method. (c) From the final optimal table in (b) above, find the solution to the dual problem.

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter6: Optimization Models With Integer Variables
Section6.3: Capital Budgeting Models
Problem 3P: Solve Problem 1 with the extra assumption that the investments can be grouped naturally as follows:...
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(a) Write the dual of the following linear programming problem:

Maximize       Ζ = 3x1 + 5x2 + 4x3,

Subject to      2x1 + 3x2 ≤ 8,

2x2 + 5x3 ≤10

3x1 + 2x2 + 4x3 ≤15

x1 , x2 , x3 ≥ 0

(b) Find the optimal solution to the given problem in (a) above, using the simplex method.

(c) From the final optimal table in (b) above, find the solution to the dual problem.

(d) Give the economic interpretation to the solution in (c) above.

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