SOLUTION: If 1/9 of the girls were older than 10 years old and 1/6 were younger than 10 years old, what fraction of the girls were ten years old?

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: If 1/9 of the girls were older than 10 years old and 1/6 were younger than 10 years old, what fraction of the girls were ten years old?      Log On


   



Question 554725: If 1/9 of the girls were older than 10 years old and 1/6 were younger than 10 years old, what fraction of the girls were ten years old?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
1/9+1/6 = 2/18+3/18 = 5/18

So 5/18 of the girls are NOT 10 yrs old.


This means that 1 - 5/18 = 18/18 - 5/18 = 13/18 of the girls are 10 years old.


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