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MathNet 2006 — Part 02 Question 176

Math Olympiad Vault · MathNet 2006 — Part 02

Question 176

How many fractions of the form $\frac{n}{n+1}$ are smaller than $\frac{7}{9}$, knowing that $n$ is a positive integer?

A) 1

B) 2

C) 3

D) 4

E) 5