SOLUTION: She needs 100 pounds of blended coffee beans selling for 4.40 per pound. She plans to do this by blending together a high-quality bean costing 5.00 per pound and a cheaper bean at

Question 990451: She needs 100 pounds of blended coffee beans selling for 4.40 per pound. She plans to do this by blending together a high-quality bean costing 5.00 per pound and a cheaper bean at 3.00 per pound. To the nearest pound find how high quality coffee bean and how much cheaper coffee bean she should blend
Answer by josgarithmetic(39618) (Show Source): You can put this solution on YOUR website!
The concentration is in DOLLARS per POUND. You can find a clear idea of what to do if you understand that PARTS per HUNDRED, meaning percent, is also often used as a concentration unit.

Use this video example to help understand. You have dollars per pound instead of percents.
Using just one variable for a two-part mixture problem
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