A solution is parts water, parts wine, and part honey. If a container of this solution contains gallons of water, how much total solution is there in it?

A solution made up of alcohol by volume is mixed with liters of solution that is alcohol by volume. How much, in liters, of the alcoholic solution is needed to make a mixture that is alcohol by volume?

A solution is made up of parts water, parts orange juice, and parts apple juice. If you wanted the percentage of orange juice to be % of the solution, how many parts would you need to add?