If a book is sold at 9% profit instead of 9% loss…

If a book is sold at 9% profit instead of 9% loss, it would have brought Rs 9 more. Find out the cost price of the book

This problem repeats another one in the library (at most with different numbers), so it's left out of browsing.

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #34283