Mark M. answered • 11/30/20

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This is a combination of 8 things take 3 at a time: _{8}C_{3}

8! / (3!)(8 - 3)!

Tim D.

asked • 11/30/20Mrs. Olson has 8 brands of cat food and 3 cats, each of which receives 1 can per day. In how many different ways can she serve the cats on any day, assuming that no 2 cats get the same brand?

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Mark M. answered • 11/30/20

Tutor

5.0
(243)
Mathematics Teacher - NCLB Highly Qualified

This is a combination of 8 things take 3 at a time: _{8}C_{3}

8! / (3!)(8 - 3)!

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