CAT Practice : Pipes cisterns, Work time

You are here: Home  CAT Questionbank   CAT Quant  Arithmetic: Pipes cisterns  Question 19
Classic Work - Time Question!!

Watering A Garden

    Q.19: Ajay and Suraj can water a garden in 45 minutes and 40 minutes respectively. They started working together but after some time Ajay left to watch a cricket match. Suraj hurriedly finished the work in next 23 minutes and joined Ajay. After how many minutes had Ajay left?
    1. 9 min
    2. 8 min
    3. 7 min
    4. 10 min

 

  • Correct Answer
    Choice A. 9 min

Detailed Solution

Suraj took 23 minutes to finish the remaining work =

Work finished by Ajay and Suraj together =

Time taken = = 9 mins



Correct Answer: 9 min



Our Online Course, Now on Google Playstore!

2IIM's App

Fully Functional Course on Mobile

All features of the online course, including the classes, discussion board, quizes and more, on a mobile platform.


Cache Content for Offline Viewing

Download videos onto your mobile so you can learn on the fly, even when the network gets choppy!

Get it on Google Play

More questions from Pipes Cisterns, Work Time

  1. Fill pipes and drain pipes
  2. Three Pipes
  3. Three Pipes
  4. Work Time
  5. Fill pipes and drain pipes
  6. Pipes Cisterns - Algebra
Mathematicians are creatures of habit. This topic has been called Pipes and Cisterns because someone named it like it long ago. Pipes and Tanks would be much better - at least makes it sound like wartime.