"It was a wonderful experience interacting with you and appreciate the way you have planned and executed the whole publication process within the agreed timelines.”
Subrat SaurabhAuthor of Kuch Woh Pal
Speed, Time, and Distance is one of the most important and foundational topics in Quantitative Aptitude, as it lays the groundwork for understanding motion, relative speed, and real-life movement-based problems.
Due to its wide applicability and high weightage, this topic is commonly featured in exams such as SSC, Banking (IBPS, SBI), Railways, CAT, and State/UPSC-related aptitude tests. A solid understanding of Speed, Time, and Distance specially in the questions of boats and streams not only improves accuracy and speed in examinations but also strengthens overall quantitative reasoning.
Mastery of this topic helps candidates develop a strong command over formulas, unit conversions, and proportional reasoning. This book provides you the bestest of short-cuts in questions of boats and streams, so that you are able to solve this type of questions in seconds.
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SANJAY MOHAN BHATNAGAR
Sanjay Mohan Bhatnagar is a distinguished educator, mathematics enthusiast, author, and senior government officer in Madhya Pradesh, having over 25 years of experience in teaching mathematics and allied disciplines on purely charity basis.
Known for his clarity of thought and engaging style, he has mentored a wide range of students — from school learners to civil services and banking aspirants — helping them understand the logic, beauty, and applicability of mathematics.
He leads two educational YouTube channels — https://www.youtube.com/@MathematiGS, dedicated to conceptual clarity and step-by-step learning in quantitative aptitude, basic mathematics, current affairs, Physics (especially Quantum Physics) and https://www.youtube.com/@Yes400Plus, which delves into advanced topics of Mathematics and smart strategies for competitive examinations like IAS, PCS, IBPS, and CSAT.
Both channels reflect his commitment to democratizing education by using digital platforms to reach learners across India and beyond.
Before this book, the author has also authored three books as per details given below:
1. कंप्यूटर एवं प्रौद्यौगिकी के मूल सिद्धांत और कंप्यूटर-प्रौद्यौगिकी में विकास के नवीनतम आयामों पर चर्चा
2. मध्य प्रदेश पीएससी मेन्स परीक्षा हेतु सामान्य अध्ययन III हेतु गणित का प्रश्नोत्तर कोष
3. FAST TRACK SERIES on Quantitative Mathematics
i. Profit and Loss Questions
on Computers and Mathematics, distilling his decades of classroom and exam-preparation experience into structured, easy-to-follow material. His approach blends precision with pedagogy, and logic with creativity.
Currently, he serves as Joint Commissioner, Cooperation, in the Government of Madhya Pradesh. His dual expertise in mathematics and governance uniquely positions him to view systems — educational or administrative — through a lens of structure, balance, and efficiency.
Driven by curiosity, compassion, and a deep belief in lifelong learning, Sanjay continues to inspire students, readers, and colleagues alike through his work in both education and public service.
