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Jessica wants to take three books on vacation with her. She has five books to choose from. How many possible combinations of three books could she take on vacation?

Respuesta :

It would have to be 3/5

wolf1728

Answer:

We use the combination formula:

combinations = n! / r! * (n-r)!

n = 5 and r =3

combinations = 5! / 3! * 2!

combinations = 5! / 12

combinations = 5 * 4 * 3 * 2 * 1 / 12

combinations = 5 * 2 = 10

Step-by-step explanation:

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