Latest exam Aptitude Question SOLUTION: A sewage treatment plant has two inlet pipes to its settling pond. One can fill the pond in 10 hours, the other in 12 hours. If the first pipe is open for 5 hours and then the se

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(#M40115134) EXAM Numerical Ability question Keep an EYE

A sewage treatment plant has two inlet pipes to its settling pond.
One can fill the pond in 10 hours, the other in 12 hours. If the first
pipe is open for 5 hours and then the second pipe is opened, how long
will it take to fill the pond?

Asked In exam (9 years ago)

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