6 pipes are required to fill a tank in 1 hour 20 minutes. How long wil – InterviewSolution

1.	6 pipes are required to fill a tank in 1 hour 20 minutes. How long will it take if only 5 pipes of the same type are used?
Answer» let time required be `= x` given 6 pipes require`= 60 + 20`mins `= 80mins` 1 pipe requires `= 80/6` 5 pipe requires = `80/6*5` ` = 66.66 mins ` answer

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