SOLUTION: how many pounds of nuts selling for 6 dollars per lb and raisins selling for 3 dollars per lb should a person combined to obtain 180 lb of a trail mix selling for 4 dollars per lb
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Question 954299: how many pounds of nuts selling for 6 dollars per lb and raisins selling for 3 dollars per lb should a person combined to obtain 180 lb of a trail mix selling for 4 dollars per lb Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! how many pounds of nuts selling for 6 dollars per lb and raisins selling for 3 dollars per lb should a person combined to obtain 180 lb of a trail mix selling for 4 dollars per lb
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Equations:
Quantity Eq:: n + r = 180 lb
Value Eq:: 6n + 3r = 4*180
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n + r = 180
2n+ r = 4*60
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Subtract and solve for "n":
n = 240-180
n = 60 lb (lbs of nuts needed)
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r = 180-60
r = 120 lbs (lbs of raisins needed)
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Cheers,
Stan H.
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