(? i'm getting really confused on kevin wants to make a mixture that is 50% lemon juice and 50% lime juice. how much 100% lemon juice should he add to a juice mixture that is 40% lemon juice and 60% lime juice to make 6 gallons of the 50% lemon/50% lime juice mixture? 0.5 gallon 1 gallon 2 gallons 2.5 gallons