Ans. With a 7.5% royalty, an author gets Rs15 for every book sold (at an MRP of Rs 200). Royalties for a Rs 100 book are Rs 7.5 per book. Royalties above 12.5% are very rare. Only a few successful ones even get to 20% in royalties. It is only those who sell upwards of 75,000 copies per book.