27. Two pipes can fill a tank in 10 hours and 12 hours respectively,
while a third pipe empties the full tank in 20 hours .If all the three
pipes operate simultaneously ,in how much time will the tank be
full.
Answers
Answered by
0
Answer:
14
Step-by-step explanation:
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Answered by
1
Step-by-step explanation:
Two pipes = 10 hours and 12 hours
Third pipe = 20 hours
Total time = 10+12+20/3
= 42/3
=14 hours
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