Posted: December 2nd, 2016

How many pounds of coffee worth $1.44 a pound should be mixed with 20 pounds worth $1.80 a pound to produce a mixture worth $1.56 a pound?

How many pounds of coffee worth coffee worth $1.44 a pound should be mixed with 20 pounds worth 20 pounds worth $1.80

a pound to produce a mixture worth mixture worth $1.56 a pound?

3. How much water must be added to 20 ounces of a 15% solution of argyrol to reduce it to a

solution that is 10% argyrol?