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January 27, 2015

January 27, 2015

Posted by **brina** on Saturday, January 16, 2010 at 9:33pm.

- math -
**drwls**, Sunday, January 17, 2010 at 1:05am<<what is the probability the 2 slots will be filled by the twins?>>

2/10 x 1/9 = 1/45

<<what is the probability neither twin will be selected?>>

8/10 x 7/9 = 28/45

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