SOLUTION: Hi, I need help please.. I tried to solve it but am stuck. Raquel is mixing lemon-lime soda and a fruit juice blend that is 45% juice. If she uses 3 quarts of soda, how many qu

Algebra ->  Average -> SOLUTION: Hi, I need help please.. I tried to solve it but am stuck. Raquel is mixing lemon-lime soda and a fruit juice blend that is 45% juice. If she uses 3 quarts of soda, how many qu      Log On


   



Question 502870: Hi, I need help please.. I tried to solve it but am stuck.
Raquel is mixing lemon-lime soda and a fruit juice blend that is 45% juice. If she uses 3 quarts of soda, how many quarts of fruit juice must be added to produce punch that is 30% juice?
LLS + FJ = 45% J
(3)LLS + (x)FJ = 30% J

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Raquel is mixing lemon-lime soda and a fruit juice blend that is 45% juice. If she uses 3 quarts of soda, how many quarts of fruit juice must be added to produce punch that is 30% juice?
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3*0 + 0.45j = 0.2*(3 + j)
0.45j = 0.2*(3 + j)
45j = 20*(3 + j) = 60 + 20j
25j = 60
j = 60/25
j = 2.4 quarts