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July 24, 2014

July 24, 2014

Posted by **Hector** on Tuesday, October 20, 2009 at 2:31pm.

- math -
**Vipster**, Tuesday, October 20, 2009 at 2:42pmx + 3x = 60 ; x boys ; x = 15

x + 2x = 135; x boys; x = 45

so combined total 60 boys & (45+90)girls

ratio is 135 : 60

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