Milo 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 that is 20% lemon juice and 80% lime juice to make 4 gallons of the 50% lemon/50% lime juice mixture?
(Points : 1)
0.5 gallon
1.5 gallons
2 gallons
2.5 gallons

Question

Milo 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 that is 20% lemon juice and 80% lime juice to make 4 gallons of the 50% lemon/50% lime juice mixture?
(Points : 1)
       0.5 gallon
       1.5 gallons
       2 gallons
       2.5 gallons

mathmale · Answer

Algebra!  Please choose variables (such as x and y) to represent the amount of 50% lemon juice needed and the amount of 50% lime juice.

We want a total of 4 gallons of mixture.  How do we represent this fact using the variables just identified?

anonymous · Answer

1.5 gallons

mathmale · Answer

Nanna:  I think we should emphasize process (how to) over answers.