SOLUTION: you have mixed equal parts of a 20% and 5% benzocaine ointment. what is the resultig concentration?

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Question 614477: you have mixed equal parts of a 20% and 5% benzocaine ointment. what is the resultig concentration?
Answer by Alan3354(69443) About Me  (Show Source):
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you have mixed equal parts of a 20% and 5% benzocaine ointment. what is the resultig concentration?
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The average, (20+5)/2