There are two taps to fill a tank while a third to empty it When the third tap is - Maths - Whole Numbers

Question

There are two taps to fill a tank while a third to empty it When
the third tap is closed, they can fill the tank in 10 minutes
respectively If all the three taps be opened, the tank is filled in
15 minutes If the first two taps are closed, in what time can the
third tap empty the tank when it is full? I want answer with
explanation

Manvendra Singh · Accepted Answer

Dear Student,

Please find below the solution to the asked query:
In 10 mints tank full with A and BSo in 1 mint =1A+1B=110Now if all three taps open then=1A+1B-1C=115  in 1 mintSo⇒1A+1B-1C=115⇒110-1C=115⇒110-115=1C⇒3-230=1C⇒1C=130⇒C=30Hence tap C empty the tank in 30 minuts         Answer

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