Mathematics · Time and Work
A cistern can be filled by one tap in 18 hours and by another tap in 19 hours. How long will it take to fill the cistern if both taps are opened together?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1257/21 hours
- 2411/13 hours
- 3543/27 hours
- 4342/37 hours✓
Correct answer
342/37 hours
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