Skip to content / Đến nội dung
ThichHocToan.com

2022 AMC 8 Question 25

AMC8 · 2022 AMC 8

Question 25

A cricket randomly hops between $4$ leaves, on each turn hopping to one of the other $3$ leaves with equal probability. After $4$ hops, what is the probability that the cricket has returned to the leaf where it started?
  1. $\displaystyle \dfrac{2}{9}$
  2. $\displaystyle \dfrac{19}{80}$
  3. $\displaystyle \dfrac{20}{81}$
  4. $\displaystyle \dfrac{1}{4}$
  5. $\displaystyle \dfrac{7}{27}$