dig together the garden bed (IV Soros Olympiad 1997-98 R2 11.1)
Source:
June 1, 2024
algebra
Problem Statement
Petya digs the garden bed alone for minutes longer than he does with Vasya. Vasya digs up the same bed for minutes longer than he would have done with Petya. How many minutes does it take Vasya and Petya to dig up the same bed together? orthogonal).