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Ron finds 9 books at a bookstore, he can only afford 5 of them. In how many ways can he make his selection? how many ways can he make his selection if he decides one of them is a must?
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Ron finds 9 books at a bookstore, he can only afford 5 of them. In how many ways can he make his selection? how many ways can he make his selection if he decides one of them is a must?

User Alex Shtoff
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8.1k points

1 Answer

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9*8*7*6*5=15120


different ways for him to pick.
User Pedrotorres
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