Complete Classnotes Bilingual Advance Math All key exams are being requested by Gagan Pratap Sir Champion Publication through August 2022, which is crucial for all SSC exams as well as Banks and other competitive tests held by the Central and State Governments. This book will prove to be a godsend for the SSC JE, CHSL, CGL, MTS, GD Constable, CPO, and all key exams.