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MathNet 2026 — Part 02 Question 192

Math Olympiad Vault · MathNet 2026 — Part 02

Question 192

In the following paper, a checkered $4 \times 6$ and then traced the diagonal of $A$ a $B$.
Question illustration
Note that the diagonal $A B$ Intersects the checkered in 9 points:
Question illustration
If the checkered were of size $12 \times 17$, at how many points a diagonal $A B$ Would you intersect the checkered?