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MathNet 2008-part-03 — 165 problems (EN–VI) Question 22

Math Olympiad Vault · MathNet 2008-part-03 — 165 problems (EN–VI)

Question 22

The ratios $\frac{3a5b}{36}$ and $\frac{4c7d}{45}$ are positive integers, where $a, b, c, d$ are digits. Order all numbers of this kind by size.