SOLUTION: Brazil nuts sell for $5 per pound and walnuts are sell for 3.50 per pound. How much of each type of nut would be needed to create 30 pounds of a mixture that would sell for $4 per
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Question 127483: Brazil nuts sell for $5 per pound and walnuts are sell for 3.50 per pound. How much of each type of nut would be needed to create 30 pounds of a mixture that would sell for $4 per pound?
Found 2 solutions by checkley71, josmiceli:
Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
5b+3.5(30-b)=4*30
5b+105-3.5b=120
1.5b=120-105
1.5b=15
b=15/1.5
b=10 pounds of Brazil nuts is needed.
30-10=20 pounds of Walnuts is needed.
Proof:
5*10+3.5(30-10)=4*30
50+3.5*20=120
50+70=120
120=120
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = pounds of brazil nuts
Let = pounds of walnuts
In words:
(price per pounds of brazil nuts)x(pounds of brazil nuts)
+ (price per pound of walnuts)x(pounds of walnuts)
divided by
(pounds of mixture) = price per pound of mixture
10 pounds of brazil nuts and 20 pounds of walnuts are needed
check:
OK
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