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2023 AMC 12A Question 17

AMC12 · 2023 AMC 12A

Question 17

Flora the frog starts at $0$ on the number line and makes a sequence of jumps to the right. In any one jump, independent of previous jumps, Flora leaps a positive integer distance $m$ with probability $\dfrac{1}{2^m}.$ What is the probability that Flora will eventually land at $10?$
  1. $\dfrac{5}{512}$
  2. $\dfrac{45}{1024}$
  3. $\dfrac{127}{1024}$
  4. $\dfrac{511}{1024}$
  5. $\dfrac{1}{2}$