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2008 AMC 10B Question 22

AMC10 · 2008 AMC 10B

Question 22

Three red beads, two white beads, and one blue bead are placed in a line in random order. What is the probability that no two neighboring beads are the same color?
  1. $\dfrac{1}{12}$
  2. $\dfrac{1}{10}$
  3. $\dfrac{1}{6}$
  4. $\dfrac{1}{3}$
  5. $\dfrac{1}{2}$