1. A coffee manufacturing company needs to blend three types of coffee to produce their new coffee brand. The cost of the three types and their characteristics along with the requires range for each characteristic are as follows. What do you think should be objective function in this problem?

	Acidity (0-9)	Bitterness (0-9)	Aroma (0-9)	Cost ($/lb)
Type 1	4	8	6	0.95
Type 2	6.5	6	9	1.25
Type 3	8	4	7	1.15
Range

ciaity