GDZ.ru and Euroki.org host extensive collections of geography solutions. While they prioritize popular authors like Gerasimova or Klimanova, they often include smaller editions under "Other Textbooks" or by searching specifically for the 6th or 8th-grade levels associated with Petrova.
However, you can find answers and completed assignments through the following resources: :
: Because this series is specialized, specific archives or smaller educational sites like Refnonchamsu may host PDF or image-based solutions specifically for the Mnemosyne editions.