Tuesday, October 26, 2010
12th Swedish Mathematical Society Problems 1972
1. Find the largest real number a such that x - 4y = 1, ax + 3y = 1 has an integer solution. 2. A rectangular grid of streets has m north-south streets and n east-west streets. For which m, n > 1 is it possible to start at an intersection and drive through each of the other intersections just once before returning to the start? 3. A steak
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