The dusty cover of the 6th-grade math textbook stared back at Alexei like an unsolvable riddle. Page 204. Problem 1125. Something about ratios, trains departing from Point A, and a relentless sense of confusion.
Should Alexei at school the next day?
"Just one click," he whispered to the glowing screen of his laptop. He typed the forbidden words into the search bar: GDZ Matematika Vilenkin. skachat gdz po matematike klass n.ia.vilenkin