SOLUTION: a 2-cup mixture consists of 1/3 flour and 2/3 cornmeal. if 1 cup of flour is added to make a 3-cup mixture, approximately what percent of the 3-cup mixture is flour?

Question 1043612: a 2-cup mixture consists of 1/3 flour and 2/3 cornmeal. if 1 cup of flour is added to make a 3-cup mixture, approximately what percent of the 3-cup mixture is flour?
Found 2 solutions by josmiceli, stanbon:
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
What are the actual fractions of the 2-cup mixture?
cups total
Now add cup of flour

cups of mix total
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The FRACTION of the 3-cup mix is:

The approximate % is
55.6%
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Hope I got it!
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
a 2-cup mixture consists of 1/3 flour and 2/3 cornmeal. if 1 cup of flour is added to make a 3-cup mixture, approximately what percent of the 3-cup mixture is flour?
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# of cups:: 3 cups
# of cups of flour:: (1/3)(2) + 1 = 5/3 cup
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Percent of flour = (5/3)/3 = 5/9 = 0.555.. = 55.6%
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Cheers,
Stan H.
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