Mathematics · Time and Work
Two pipes can fill a cistern, individually, in 16 minutes and 32 minutes, respectively. There is an outlet pipe located at the bottom of the cistern to empty it. If all three pipes are opened simultaneously, the empty cistern gets filled in 12 minutes. How long will the outlet pipe take to empty the completely filled cistern if no other pipe is open?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1192 minutes
- 2144 minutes
- 3160 minutes
- 496 minutes✓
Correct answer
96 minutes
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