I only need question 3 answered. It starts out: given the following network with activities.... It has a,b, and c parts.
MGT 3410 Final Examination
Answer all questions (take-home examination)
Spring 2014
Academic Honesty Policy: I understand that this is an open books/notes exam and I may use a computer to perform computations as necessary. I have neither given nor received help on this exam.
1. Thomas Industries and Washburn Corporation supply three firms (Zrox, Hewes, Rockwright) with customized shelving for its offices. They both order shelving from the same two manufacturers, Arnold Manufacturers and Supershelf, Inc. Because of long standing contracts based on past orders, unit costs from the manufacturers to the suppliers are given below:
Thomas
5
7
Arnold
Supershelf
Washburn
8
4
The chart below gives the cost to install the shelving at the various locations:
Thomas
Washburn
Zrox
1
3
Hewes
5
4
Rockwright
8
4
Currently weekly demand by the user are 50 for Zorx, 60 for Hewes, and 40 for Rockwright. Both Arnold and Supershelf can supply at most 75 units to its customers.
a.Draw a network representation for this problem.
b.Formulate this problem as a LP model and solve it.