A.) From a committee of 15 students, in how many ways can a sub-committee of 3 students be selected?

B.) From a committee of 15 students, in how many ways can a chairsperson and then a secretary be elected?

Printable View

- Sep 27th 2007, 04:21 PMMr_Greenstudents and sub committees
A.) From a committee of 15 students, in how many ways can a sub-committee of 3 students be selected?

B.) From a committee of 15 students, in how many ways can a chairsperson and then a secretary be elected? - Sep 27th 2007, 08:08 PMJhevon
we want to choose 3 people from a group of 15, so the answer is 15 choose 3, or

Quote:

B.) From a committee of 15 students, in how many ways can a chairsperson and then a secretary be elected?