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inlet pipe A, B and C can filled the tank in 12, 15 and 20 hr.If we open the pipe in order of 6, 7 and 9 am. The tank will be filled in what time?Plz help me.

inlet pipe A, B and C can filled the tank in 12, 15 and 20 hr.If we open the pipe in order of 6, 7 and 9 am. The tank will be filled in what time?Plz help me.

Grade:11

1 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
4 years ago
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