A tank is connected with 7 pipes in total, some of which are inlet pipes and the others are outlet pipes. Each inlet pipe can fill the empty tank in 4 hours while each outlet pipe can empty the full tank in 5 hours. If all the pipes are opened together, it takes 2.5 hours for the empty tank to be filled. Find the number of inlet pipes. 

1. 3
2. 4
3. 5
4. 2 







See our previous ‘Questions of the Day’: 

https://tathagat.mba/quant-question-of-the-day-132/ 

https://tathagat.mba/quant-question-of-the-day-131/

0 comments

    XHTML: You can use these tags: <a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <s> <strike> <strong>

    Recent Forum Posts/Questions/Answers