Multiple Choice Questions on Two trains one 160 m and other 140 m long are running in opposite directions on parallel rails the f........... for Mathematics - All Exams Preparation

Back to Main Page

Multiple Choice Questions

Two trains one 160 m and other 140 m long are running in opposite directions on parallel rails the f...........

Quantitative Aptitude ( CCS) Time & distance
    Download Solution PDF

    Two trains one 160 m and other 140 m long are running in opposite directions on parallel rails, the first at 77 km an hour and the other at 67 km an hour. How long will they take to cross each other

    7 sec.

    Incorrect Answer

    7 1/2 sec.

    Correct Answer

    6 sec.

    Incorrect Answer

    10 sec.

    Incorrect Answer
    छोटे Courses बड़े Results
    Master Time & distance
    Prepare through Micro-courses
    Try Now
    Explanation:

    S =77+67=144 km/hr
    T=144/5×18 m/sec = 40m/sec
    T = D/S = 140+160/40 = 300/40 = 7.5 sec

    Hence, option 2 is the correct answer.

    By: Amit Kumar
    ProfileResources

    Let's Discuss

    Master
    Time & distance
    With abhipedia
    Micro Courses
    Try Now
    What our students have to say
    Review on us
    Download Abhipedia Android App

    Access to prime resources

    Downlod from playstore
    download android app download android app for free