Multiple Choice Questions on Two pipes A and B can fill a tank in 10 hours and 15 hours respectively while a third pipe C can emp........... for Mathematics - All Exams Preparation

Back to Main Page

Multiple Choice Questions

Two pipes A and B can fill a tank in 10 hours and 15 hours respectively while a third pipe C can emp...........

Quant (SSC) Pipes&cistern
    Download Solution PDF

    Two pipes A and B can fill a tank in 10 hours and 15 hours respectively while a third pipe C can empty the full tank in 20 hours. All the pipes are opened for 5 hours and then C is closed. Find the time in which the tank is full?

    5.5 hrs

    Incorrect Answer

    6.5 hrs

    Incorrect Answer

    7.5 hrs

    Correct Answer

    8.5 hrs

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

    (1/10 + 1/15 – 1/20)*5 + (1/10 + 1/15)*T
    = 1. We will get T = 2.5 hrs
    so total time = 5 + 2.5 = 7.5 hrs
    Hence, option 3 is the correct answer.

    By: Amit Kumar
    ProfileResources

    Let's Discuss

    Master
    Pipes&cistern
    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