: For the foundational concepts, you can download official PDFs directly from the ICAI Learning Portal .
: You can purchase digital or physical copies of the Solved Scanner CA Foundation Paper - 3 at [Kopykitab](https://www.kopykitab.com/Shuchita-Scanner-CA-Foundation-Paper-3-Business-Mathematics-Logical-Reasoning-And-Statistics-ebook-by-CA-Amar-Omar-And-CA-Rasika Goenka) or Amazon . Community Resources :
The scanner is widely used in its "Green Edition" or "Solved Scanner" formats published by Shuchita Prakashan.
: Ratios, Equations, Time Value of Money, and Calculus.
