UPSC CSAT Maths PYQ 🔥 | Train & Person Problem | Relative Speed Trick | Er. Yuvraj Kumar

UPSC CSAT Maths PYQ | Speed, Time & Distance | Relative Speed | Train Problems 🚆 Can you solve this tricky UPSC CSAT Mathematics question? In this video, Er. Yuvraj Kumar, an IIT Kharagpur graduate, explains an interesting question based on speed, time and distance, focusing on the concept of relative speed. 📖 Question Overview A train is travelling at 100 km/h, while a person is moving at 4 km/h. The train crosses the person in 15 seconds when both move in the same direction. What happens when the person moves in the opposite direction? Can you calculate the approximate time taken by the train to cross the person? 🎯 Watch the video to understand the concept and learn how to solve such questions logically! 📚 Topics Covered ✅ Speed, Time and Distance ✅ Relative Speed ✅ Train and Person Problems ✅ Same Direction vs Opposite Direction ✅ UPSC CSAT Previous Year Question ✅ Quick Calculation Techniques ✅ Step-by-Step Problem Solving 🎯 Who Should Watch This Video? UPSC Civil Services aspirants UPSC Prelims 2027 aspirants Students preparing for CSAT Paper II Aspirants practising quantitative aptitude Students who want to improve their calculation speed 💡 Test Yourself! Try solving the question before watching the complete explanation. What is the approximate time taken when the person moves in the opposite direction? (a) 13.51 seconds (b) 13.65 seconds (c) 13.85 seconds (d) 14.05 seconds 💬 Comment your answer below! Let us see how many of you can solve it correctly. 👨‍🏫 About the Educator Er. Yuvraj Kumar 🎓 IIT Kharagpur Graduate My aim is to make UPSC CSAT Mathematics easier through conceptual clarity, previous-year questions and practical problem-solving techniques. If you find this video helpful: 👍 Like the video 💬 Comment your answer 📤 Share it with your UPSC friends 🔔 Subscribe for more UPSC CSAT Maths and Reasoning videos. 🔖 Hashtags #UPSC #UPSC2027 #CSAT #UPSCPrelims #UPSCPreparation #CSATMaths #SpeedTimeDistance #RelativeSpeed #TrainProblems #QuantitativeAptitude #CSATPYQ #UPSCPreviousYearQuestions #IITKharagpur