Quiz Aptitude - Pipes and Cistern
Pipes and Cristen Quiz

Quiz on Pipes and Cristen

Easy Questions
Hard Questions

1. Pipe A can fill a tank in 5 hours. How long will it take for Pipe A to fill half the tank?

1 hour
2.5 hours
3 hours
4 hours

2. Pipe B can fill a tank in 8 hours, and Pipe C can fill the same tank in 6 hours. If both pipes are opened together, how long will it take to fill the tank?

2 hours
3 hours
3.43 hours
4.24 hours

3. Pipe A can fill a tank in 4 hours, and Pipe B can fill the same tank in 3 hours. How long will it take to fill the tank if both pipes are opened together?

1.71 hours
2 hours
2.25 hours
2.5 hours

4. A pipe can fill a tank in 6 hours, but there is a leak that can empty the tank in 12 hours. If both the pipe and the leak are working, how long will it take to fill the tank?

8 hours
9 hours
12 hours
10 hours

5. Pipe A can fill a tank in 3 hours. Pipe B can fill the same tank in 6 hours. If both pipes are opened together, how long will it take to fill the tank?

1 hour
1.5 hours
2 hours
2.5 hours

6. Pipe A can fill a tank in 9 hours, and Pipe B can fill the same tank in 12 hours. If both pipes are opened together, how long will it take to fill the tank?

3 hours
4 hours
5.14 hours
6.12 hours

7. A tank is filled by Pipe A in 10 hours and by Pipe B in 15 hours. If both pipes are opened together, how long will it take to fill the tank?

4 hours
6 hours
8 hours
7 hours

8. Pipe A can fill a tank in 7 hours, and Pipe B can fill the same tank in 5 hours. If both pipes are opened together, how long will it take to fill the tank?

2.92 hours
3.05 hours
3.12 hours
3.24 hours

9. Pipe A can fill a tank in 6 hours, and Pipe B can fill the same tank in 4 hours. If both pipes are opened together, how long will it take to fill the tank?

1.5 hours
2.4 hours
2.8 hours
2.5 hours

10. A pipe can fill a tank in 12 hours, and another pipe can empty it in 15 hours. If both pipes are opened together, how long will it take to fill the tank?

30 hours
40 hours
45 hours
60 hours

1. Pipe A can fill a tank in 10 hours, and Pipe B can fill the same tank in 15 hours. There is also a pipe C that can empty the tank in 20 hours. If all three pipes are opened together, how long will it take to fill the tank?

7.5 hours
8 hours
8.57 hours
5.45 hours

2. Pipes A and B can fill a tank in 12 hours and 16 hours, respectively. Pipe C can empty the tank in 24 hours. If all three pipes are opened simultaneously, how long will it take to fill the tank?

8 hours
9.6 hours
10 hours
12 hours

3. Pipe A can fill a tank in 18 hours, and Pipe B can fill it in 24 hours. Pipe C can empty the tank in 36 hours. If all three pipes are opened together, how long will it take to fill the tank?

10.8 hours
12 hours
14.4 hours
15 hours

4. Pipes A, B, and C can fill a tank in 6, 9, and 12 hours, respectively. However, there is also a leak that can empty the tank in 18 hours. If all three pipes are opened along with the leak, how long will it take to fill the tank?

6 hours
3 hours
4 hours
4.5 hours

5. Two pipes A and B can fill a tank in 20 and 25 hours, respectively. A third pipe C can empty the tank in 30 hours. If all the three pipes are opened together, in how much time will the tank be full?

10 hours
12 hours
15 hours
13.64 hours

6. Pipes A, B, and C can fill a tank in 15, 20, and 30 hours, respectively. However, there is a leak that can empty the tank in 40 hours. If all three pipes are opened along with the leak, how long will it take to fill the tank?

5.5 hours
6.5 hours
7.5 hours
8 hours

7. Pipe A can fill a tank in 8 hours, and Pipe B can fill it in 10 hours. Pipe C can empty the tank in 12 hours. If all three pipes are opened together, how long will it take to fill the tank?

10.91 hours
5.3 hours
6 hours
7.2 hours

8. Pipe A can fill a tank in 5 hours, and Pipe B can fill the same tank in 7 hours. There is a pipe C that can empty the tank in 14 hours. If all three pipes are opened together, how long will it take to fill the tank?

2.5 hours
3.33 hours
3.5 hours
4 hours

9. Pipes A and B can fill a tank in 12 and 18 hours, respectively. A third pipe C can empty the tank in 36 hours. If all three pipes are opened together, in how much time will the tank be full?

7.2 hours
6 hours
8 hours
9 hours

10. Pipe A can fill a tank in 7 hours, and Pipe B can fill it in 11 hours. Pipe C can empty the tank in 13 hours. If all three pipes are opened together, how long will it take to fill the tank?

4 hours
3.23 hours
6 hours
7 hours

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