SOLUTION: A coffee manufacturer wants to market a new blend of coffee that sells for $3.92 per pound by mixing two coffees, one that sells for $2.75 per pound, and another that sells for $5.

Algebra ->  Rate-of-work-word-problems -> SOLUTION: A coffee manufacturer wants to market a new blend of coffee that sells for $3.92 per pound by mixing two coffees, one that sells for $2.75 per pound, and another that sells for $5.      Log On


   



Question 449088: A coffee manufacturer wants to market a new blend of coffee that sells for $3.92 per pound by mixing two coffees, one that sells for $2.75 per pound, and another that sells for $5.00 per pound. What amounts of each coffee should be blended to obtain 100 pounds of the desired mixture? don't know how to write this equation
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
--------price ----------------quantity
coffee I 2.75----------------xlb
coffee II 5----------------100-x lb
Total 3.92% ---------------- 100
2.75x+5(100-x)= 3.92* 100
2.75x+500-5x=392
2.75x-5x=392-500
-2.25x=-108
/-2.25
x=48 lb $2.75
52 lb $5.00