Posted by ron on .
one canned juice drink is 15% orange juice; another is 5% orange juice. how many liters of each should be mixed together in order to get 10 liters that is 10% juice?
how many liters of 15%?
how many liters of 5%?

algebra 
PsyDAG,
Since the percentages average to 10%, you would want equal amounts of both concentrations.