Fabrinis produces two products namely Spaghetti and Macoroni. The statement below shows the selling price and product costs per unit for each product.

	SPAGHETTI	MACORONI
	R	R
Selling price per unit	71	49
Variable costs per unit
Direct material	21	15
Direct labour	12	8
Variable overhead	8	4
FiSpaghettied cost per unit
Fix overhead	20	10
Total product cost	61	37
Profit per unit	10	12
Additional information:
Demand per period (units)	6 000	8 000
Minutes per unit	24	16
Kilograms per unit	21	15

Direct material is limited to 35 000 kilograms for the period.

1.The objective function that will maximize the contribution of the company can be determined as follow:

SPAGHETTI + MACORONI

2. The constraint on the kilograms of material available for production can be determined as:

SPAGHETTI + 15 MACORONI <