Articulate the linear programming problem.
Mighty Manufacturing must adopt on the processes to use to produce 1650 units. If machine 1 is used its production will be among 300 and 1500 units. Machine 2 and or machine 3 can be used only if machine 1's production is at least 1000 units. Machine 4 can be utilized with no restrictions.
Machine

Fixed cost

Variable cost

Minimum Production

Maximum Production

1

500

2.00

300

1500

2

800

0.50

500

1200

3

200

3.00

100

800

4

50

5.00

any

any

(a) Describe all variables
(b) Express a linear programming model of the problem.