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Marble Arrangement Count

1150BeginnerPermutationsCombinatoricsCounting Principles

AMC 8 · 2020 · Problem 10

Zara has a collection of $4$ marbles: an Aggie, a Bumblebee, a Steelie, and a Tiger. She wants to display them in a row on a shelf, but does not want to put the Steelie and the Tiger next to one another. In how many ways can she do this?

Answer choices

A
6
B
8
C
12
D
18
E
24
0 students attempted0% solvedRating 1150

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