SOLUTION: Shelly is buying 5 CD's, the store has 9 options. Order in which she selects doesn't matter. How many possibilities are there.

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Question 890530: Shelly is buying 5 CD's, the store has 9 options. Order in which she selects doesn't matter. How many possibilities are there.
Answer by Edwin McCravy(20054) About Me  (Show Source):
You can put this solution on YOUR website!
9 CHOOSE 5 = C(9,5) = 126 ways.
Edwin