SOLUTION: 2) How many pounds of chocolate worth $1.20 a pound must be mixed with 10 pounds of chocolate worth 90 cents a pound to produce a mixture worth $1.00 a pound?

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Question 425463: 2) How many pounds of chocolate worth $1.20 a pound must be mixed with 10 pounds of chocolate worth 90 cents a pound to produce a mixture worth $1.00 a pound?
Answer by jorel1380(3719) About Me  (Show Source):
You can put this solution on YOUR website!
1.2p+10(.9)=1(10+p)
1.2p+9=10+p
.2p=1
p=1/.2=5 lbs of chocolate at $1.20/lb. for your mix..