Fill this tank


How many hours will take to fill this tank completely
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created by Harshani
  

 



Brain teaser - Number And Math Puzzle - Fill this tank - How many hours will take to fill this tank completely .




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How many people solved this? 11 solved this


There is no hint

In 1 min~will fill (5+2-3)liters =4liters
Therfore it willtake 1200/4 min= 300 min
300 min= 300/60 hours=5 hours