SOLUTION: How many pounds of coffee costing $7 per pound must be mixed with coffee costing $15 per pound to create 120 pounds of coffee costing $12 per pound?
Question 885554: How many pounds of coffee costing $7 per pound must be mixed with coffee costing $15 per pound to create 120 pounds of coffee costing $12 per pound? Answer by josgarithmetic(39617) (Show Source):