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Posted By: giridhar narayan       Member Level: Diamond       Posted Date: 01 Aug 2007       Category: Aptitude Test

a pipe can fill in 20 min



Pipe A can fill in 20 minutes and Pipe B in 30 mins
and Pipe C can
empty the same in 40 mins.If all of them work
together, find the time
taken to fill the tank



Select Answer:

17 1/7 min
20.0 min
8.0 Min
none of these




      
Your Test Score: 0 / 0



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