Problema Solution
sara blends coffee. she needs to prepare 120 pounds of blended coffee beans selling for $4.75 per pound. She is blending together a bean that costs $5.25 per pound and a bean that costs $3.25 per pound. How much of each bean will she need?
Answer provided by our tutors
let 'x' represent the amount of $5.25 per pound coffee, then '120-x' represents the amount of $3.25 per pound coffee
4.75(120) = 5.25x+(120-x)3.25
x=90
120-90=30
30 pounds of $3.25 per pound coffee should be blended with 90 pounds of $5.25 per pound coffee