Q. 74.4( 34 Votes )

# There are two pip

Answer :

Let time taken by one pipe to separately fill the reservoir be x.

therefore, time taken by another pipe be x + 5.

As, portion filled by one pipe in one min =

portion filled by another pipe in one min =

According to question,

So the time taken to fill the reservoir by first pipe is 20 hrs and second pipe is 25 hrs.

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