Posted by **Dustin** on Thursday, February 8, 2007 at 5:43pm.

Amayor has a friend in publishing who tells him they have just published 20 new books and tells him he may pick 10 of them.

a.) How many different selections can the mayor make?

b.)If the govenor picks ten distinct books, how many ways can he make his selection?

a.)one selection

b.)ten ways

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