GRE
Exam
Numerical Ability
Pipes and Cistern
A hose starts filling an empty tank at 6 am and can fill it completely by 10 am. But due to leakage at the bottom of the tank, 1/3 rd of the tank would still remain empty by 10 am. Now if leakage is stopped at that time, at what time will the tank be filled by this hose ? (A) 11.30 am (B) 11.20 am (C) 11.40 am (D) 11.50 am
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- option b
normally it takes 4 hrs to complete. becoz of leakage 1/3rd of the tank still empty. 1/3rd of 4 hrs is 80 mins. so, add this to 4 hrs(6 to 10) - 5 years agoHelpfull: Yes(0) No(0)
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