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1989 AMC 8 Question 13

AMC8 · 1989 AMC 8

Question 13

Which of the following is equal to

$$
\frac{9}{7 \times 53}?
$$
  1. $\dfrac{0.9}{0.7 \times 53}$
  2. $\dfrac{0.9}{0.7 \times 0.53}$
  3. $\dfrac{0.9}{0.7 \times 5.3}$
  4. $\dfrac{0.9}{7 \times 0.53}$
  5. $\dfrac{0.09}{0.07 \times 0.53}$