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

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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) About Me  (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