Question 799226: how many cups of orange juice must be added to 50 cups of punch that is 10% orange juice to obtain a punch that is 20% orange juice? Answer by josmiceli(19441) (Show Source):
You can put this solution on YOUR website! Let = cups of o.j. to be added cups of o.j. in 50 cups of punch
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6.25 cups of o.j. must be added
check:
OK