Question

How many pounds of Columbian beans should be used in the Country Blend to minimize costs?

Answer 1

The Country Porch decided to create their own blend of coffee called Country Blend from a mix of Kona and Columbian beans but they want to minimize their blend cost.
The blend will use between 5 pounds and 30 pounds of Kona beans.
The blend will use between 7 pounds and 25 pounds of Columbian beans.
They will make no more than 40 pounds of Country Blend each week.
The Kona beans cost $4.00 per pound.
The Columbian beans cost $3.50 per pound.
Let x represent the pounds of Kona beans and y represent the pounds of Columbian beans used in the Country blend.