Sign up now
to enroll in courses, follow best educators, interact with the community and track your progress.
Time, Speed and Distance + Train Questions : Lesson 9 (in Hindi)
107 plays

In this lesson, Devendra will discuss Some important Concepts and questions from Time, Speed and distance + Train.

Devendra vmentor
Author of 3 books on Arithmetic, Advanced Maths & English Grammar. Cleared CSE (pre) / SSC-CGL / SBI PO / IBPS PO.

Unacademy user
sir coordinate chemistry ka lecture bana dijiya
Guys lesson ke end me, me kuchh discuss karna chah rha tha but time khatam ho gya. So usko me yaha bata deta hu A se D ke bich ki distance calculate karni hai? Ab hamare pass train ki speed hai jo (600km/h) hai and us train ko A se D tak jane me 22/3 hours ka time lag rha hai to hum distance calculate kar sakte hai Distance = Speed * Time = 600*(22/3) = 4400 km
sir in first q as we got the speed ratio 3;4 therefor our ans also will be in 3:4 so agar option hota tho direct 75,100 pe tick sahi na
Ha yadi दोनों की speed हो तो