Of 20 possible books, you plan to take 6 with you on vacation. How many different collections of 6 books can you take?

asked Sep 22, 2017 5.7k views

3 votes

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4 votes

Answer:

38,760

Explanation:

Use a choose formula (! stands for factorial):

20!/(6! (20-6)!)

38,760

8.7k points

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