3F manufacturer produces two products: Beds and Chairs. Each unit of Bed requires
3 hrs in molding unit, 4hrs in painting unit, and 1 hr in finishing. On the other hand,
each unit of Chair requires 3 hrs in molding unit, 2 hrs in the paint shop and 2 hours in
finishing. Each week, there are 210 hrs available in molding, 200hrs in painting, and
120 hrs in finishing unit. The demand for Beds cannot exceed 40 units per week. Each
unit of Bed contributes Birr 20 to profit, while each unit of chair contributes Birr 30.
Determine the number of units of each product per week to maximize the profit?
A) Formulate LP Model showing the necessary steps.
B) Solve the LLP using graphical approach.
C) How many units of each product has to be produced?
D) What is the maximum profit?
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