. Canning Transport is to move goods from three factories to three distribution centers. Information about the move is given below. Give the network model and the linear programming model for this problem.

Source

Supply

Destination

Demand

A

250

X

350

B

130

Y

125

C

180

Z

175

Shipping costs are:

Destination

Source

X

Y

Z

A

3

2

6

B

7

--

9

C

4

6

8

(Source B cannot ship to destination Y)