SOLUTION: Peanuts worth $2.18/kg are mixed with almonds worth $2.60/kg to make 20 kg of a mixture worth $2.20/kg. How many kilograms of each kind of nut must be used?

Question 539562: Peanuts worth $2.18/kg are mixed with almonds worth $2.60/kg to make 20 kg of a mixture worth $2.20/kg. How many kilograms of each kind of nut must be used?
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
price ---------------- quantity
Peanuts 2.18 ---------------- x Kg
Almonds 2.6 ------ 20 - x Kg
Mixture 2.20% ---------------- 20

2.18 x + 2.6 ( 20 - x ) = 2.2 * 20

2.18 x + 52 - 2.6 x = 44
2.18 x - 2.6 x = 44 - 52
-0.42 x = -8
/ -0.42
x= 19.05Kg Peanuts
0.95Kg Almonds

m.ananth@hotmail.ca

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