Aptitude - Pipes and Cistern - Discussion

Discussion Forum : Pipes and Cistern - General Questions (Q.No. 11)
11.
One pipe can fill a tank three times as fast as another pipe. If together the two pipes can fill the tank in 36 minutes, then the slower pipe alone will be able to fill the tank in:
81 min.
108 min.
144 min.
192 min.
Answer: Option
Explanation:

Let the slower pipe alone fill the tank in x minutes.

Then, faster pipe will fill it in x minutes.
3

1 + 3 = 1
x x 36

4 = 1
x 36

x = 144 min.

Discussion:
67 comments Page 7 of 7.

Suman chabri said:   10 years ago
Thanks now I am understood.

Bangari chowdary said:   5 years ago
Thanks all for explaining.

Jamloki said:   1 decade ago
Kailash you are genious.

Pranathi said:   8 years ago
Thank you @Reshma.

Jayaprakash said:   8 years ago
Great @Indrajit.

Dolo said:   1 decade ago
Great kailash.

Manasa said:   1 decade ago
Thanks RESHMA.


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