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This is a Hindi-language railway mathematics book with more than 6200 multiple choice questions (MCQ), arranged chapterwise and including PYQ questions. It is published by Pinnacle Books (P) Ltd. in its 4th edition, dated 2026, and is meant for candidates preparing for Railway Recruitment Board (RRB) exams.
Titled 90 Days, this 597-page paperback is a paperback practice book in which each chapter's questions can be worked through separately.
| ISBN | 9789347180248 |
|---|---|
| Edition / Reprint | 2026 |
| Year of Publication | 2026 |
| Pages | 597 |
| Binding | Paperback |
| Weight | 1489 g |
| Book ID | 696124 |
| Country of Origin | India |
| Publisher | PINNACLE BOOKS (P) LTD. |
| Useful for | Multiple Choice Questions (MCQ) |
| Useful for | Railway Recruitment Board (RRB) |
Pinnacle Books is an Indian publisher of competitive exam preparation material, and this page gathers its titles for shoppers preparing for government recruitment tests. The books are largely aimed at Staff Selection Commission and Railway recruitment examinations, with the publisher's name attached to each title.
Most titles are multiple choice question banks arranged chapter by chapter, covering subjects such as English, general studies, mathematics, reasoning, static general knowledge and computer knowledge. Some are collections of previous year questions, current affairs volumes and one-liner question sets. Many are offered in both Hindi and English, so candidates can choose the language they are more comfortable studying in.
This listing is the edition published in 2026 by PINNACLE BOOKS (P) LTD.. When a newer edition is listed, this page links to it.
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