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April 18, 2015

April 18, 2015

Posted by **Demie** on Sunday, May 27, 2012 at 7:37pm.

In how many ways can she select the questions to be answered?

- ALGEBRA -
**Reiny**, Sunday, May 27, 2012 at 9:15pmThat would simply be

C(13,7)

= 13!/(7!6!)

= 1716

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