Friday
May 22, 2015

Homework Help: Math

Posted by Tracy on Sunday, April 17, 2011 at 8:48pm.

Tom's new CD player has a 9-disc changer. If she owns 45 CDs, in how many ways can he choose 9 CDs to listen to?

After picking 9 CDs, in how many ways can he order them in the 9 slots of the changer?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Members