Posted by **CB** on Friday, May 21, 2010 at 6:34pm.

A caterer offers a choice of five desserts from a list of eight for the dessert bar at the prom. How many different groups of desserts could be served?

please check my answer = 120

- math -
**Reiny**, Friday, May 21, 2010 at 6:40pm
8choose5 = 56, not 120

- math -
**CB**, Friday, May 21, 2010 at 6:53pm
can you tell me how you got that please

- math -
**Reiny**, Friday, May 21, 2010 at 7:04pm
Your are choosing 5 from 8 items

This is defined as C(8,5) , called "8choose5" and

calculated at 8!/(5!3!)

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