SOLUTION: Cashews sell for $1.20 per quarter-pound and Brazil nuts sell for $1.50 per quarter-pound. How many pounds of cashews should be mixed with 20 pounds of Brazil nuts to get a mix th

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: Cashews sell for $1.20 per quarter-pound and Brazil nuts sell for $1.50 per quarter-pound. How many pounds of cashews should be mixed with 20 pounds of Brazil nuts to get a mix th      Log On


   

Question 203710: Cashews sell for $1.20 per quarter-pound and Brazil nuts sell for $1.50 per quarter-pound. How many pounds of cashews should be mixed with 20 pounds of Brazil nuts to get a mix that sells for $1.30 per quarter-pound?
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
Cost/lb
cashews 1.2*4=4.8/lb
B nuts 1.5*4=6.0/lb
mixture 1.3*4=5.2/lb
.
Let x=lbs of cashews
20*6=120
4.8*x=4.8x
5.2*(x+20)=5.2x+104
.
120+4.8x=5.2x+104
.4x=16
x=40 lbs
.
Ed