Pipes and Cisterns

Pipes and Cisterns: Cistern meaning, Pipes and Cisterns Questions, Solved Problems

Take Aptitude Test
View Aptitude Test Results

Online Aptitude Questions with Answers on Pipes and Cisterns

Q26. **Two pipes A and B can separately fill a cistern in 10 and 15 minutes respectively. A person opens both the pipes together when the cistern should have been was full he finds the waste pipe open. He then closes the waste pipe and in another 4 minutes the cistern was full. In what time can the waste pipe empty the cistern when fill?**

1.  7 min
2.  8 min
3.  9 min
4.  10 min

Solution : 8 min
Q27. **An outlet pipe can empty 2/3 rd of a cistern in 12 minutes. In 8 minutes, what part of the cistern will be emptied?**

1.  4/9
2.  2/3
3.  4/7
4.  1/6

Solution : 4/9

Math Whiz

Free Online Contest on Aptitude and Reasoning.20 mins Only.

• All Participants get Participation Certificates to boost your Resume
• Cash Vouchers for the top 100 weekly winners

Participation Now using Laptop/ Desktop/ Tab/ Mobile.

Q28. **Two pipes can separately fill a tank in 20 and 30 hours respectively. Both the pipes are opened to fill the tank but when the tank is full, a leak develops in the tank through which one-third of water supplied by both the pipes goes out. What is the total time taken to fill the tank?**

1.  18 hrs
2.  16 hrs
3.  15 hrs
4.  12 hrs

Solution : 16 hrs
Q29. **Two pipes function simultaneously the reservoir will be filled in 12 hours. One pipe fills reservoir 10 hours faster than the other. How many hours does the faster pipe take to fill the reservoir?**

1.  25 hrs
2.  28 hrs
3.  20 hrs
4.  35 hrs

Solution : 20 hrs

Are you a college student? You can become a Campus Ambassador for LearningPundits. Promote our Online Contests to students from you college via email, Facebook, posters, WhatsApp and old-fashioned face to face communication
• Stipend based on your performance
• Internship Certificate to boost your Resume

Q30. **pipes P and Q would fill a cistern 18 and 24 minutes respectively. Both pipes being opened, find when the first pipe must be turned off so that the cistern may be just filled in 12 minutes?**

1.  after 12 mins
2.  after 9 mins
3.  after 8 1/2 mins
4.  after 10 min

Solution : after 9 mins
Q{{(\$index+1)+((page-1)*LIMITPERPAGE)}}.

1.

Solution :

Grammar Guru

Free Online Contest on English Grammar and Vocabulary.20 mins Only.

• All Participants get Participation Certificates to boost your Resume
• Cash Vouchers for the top 100 weekly winners

Math Whiz

Free Online Contest on Aptitude and Reasoning.20 mins Only.

• All Participants get Participation Certificates to boost your Resume
• Cash Vouchers for the top 100 weekly winners

Participation Now using Laptop/ Desktop/ Tab/ Mobile.

Are you a college student? You can become a Campus Ambassador for LearningPundits. Promote our Online Contests to students from you college via email, Facebook, posters, WhatsApp and old-fashioned face to face communication
• Stipend based on your performance
• Internship Certificate to boost your Resume

Preparing for Aptitude Tests ? Please go through our courses on Aptitude Questions and try to answer our Online Aptitude Test Questions on Quantitative Aptitude.
Interested in evaluating your Reasoning Skills ? Please go through our courses on Logical Reasoning and Non-Verbal Reasoning to answer our Reasoning Questions.
Interested in learning English and checking your English Grammar ? Do a quick grammar check to evaluate your Basic English Grammar Skills. Improve your English Vocabulary by going through these Vocabulary words.
Wondering how to make a resume ? These resume format for freshers might be helpful. You can also submit your Resume for Review and look and Resume samples available there.
Preparing for an HR Interview or Group Discussion ? These HR interview questions and answers could help you do well in a typical HR interview. These group discussion tips could also be useful.
Searching for jobs ? We have thousand of Fresher Jobs. Feel free to browse through our extensive list of online jobs.