NEW ORIGINAL BOOK , Prepare for the National Defence Academy (NDA) and Naval Academy (NA) exams with this comprehensive mathematics guide. Featuring 22 topic-wise sorted previous years' solved papers from 2014 to April 2025 (Phase I and II), this 10th edition is an invaluable resource for aspirants seeking to ace their exams. This book provides detailed solutions and explanations to help you understand complex concepts and improve your problem-solving skills.