Skip to content / Đến nội dung
ThichHocToan.com

1970 AMC 12 Question 10

AMC12 · 1970 AMC 12

Question 10

Let $F=0.4818181\ldots$ be an infinite repeating decimal with the digits $8$ and $1$ repeating. When $F$ is written as a fraction in lowest terms, the denominator exceeds the numerator by:
  1. $13$
  2. $14$
  3. $29$
  4. $57$
  5. $126$