Thorse taps A,B.ande fills a doum
in 5
hovog domestions to pitted?
is hours and 20 hours respectively
@ If all the tops are open in
now many hours will the drum
be filled?
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three taps A B and C fills drum in 5 hours 15 hours and 20 hours respectively then if tab A and B are closed after 3 and half hours how much time will Tap c take to fill the remaining
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