If the original book has a printing error, the publisher provides an errata sheet. The repack freezes that error forever. You might learn a wrong formula.
Before understanding the "repack," we must respect the original. Ashish Arora is a veteran CAT trainer, known for his logical, no-nonsense approach to mathematics. Unlike traditional textbooks that drown students in jargon, his Quant for CAT is celebrated for:
(often titled Quanta ) is a highly regarded resource for competitive exam aspirants, particularly those preparing for banking and insurance sectors like IBPS, SBI, and RBI. The "repack" or "pdf" searches typically refer to digital versions or practice checklists that Ashish Arora regularly provides to his students through YouTube and Telegram. Overview of Quanta by Ashish Arora