3. Two taps X and Y can fill a tank in 9 hours and 6 hours respectivel – InterviewSolution

1.	3. Two taps X and Y can fill a tank in 9 hours and 6 hours respectively. If both of them are openedgether, how long will they take to fill the tank completely?
Answer» 9+6/2= 15/2= 7.5... 7 HOURS and 30 MIN

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