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September 16, 2014

September 16, 2014

Posted by **ibthesham** on Wednesday, January 18, 2012 at 9:08am.

- arithmetic -
**Steve**, Wednesday, January 18, 2012 at 10:59am25% of 80 is 20

so, there are 20 girls and 60 boys

10% of the boys is 6

20% of the girls is 4

so, I guess you can figure out how many attended . . .

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