Question

pipe A can fill a tank in 10 hours . pipe B can fill same tank in 12 hours . pipe C can empty the full tank in 16 hours . All the pipes are opend at 8:00 A.M and pipe A and B are closed at 10: 00 A.M after how much time from starting will the tank be empty ?​

Answer 1

Answer:

B) 10 pm,

(P+Q) fills(6+5)=11units/hr

C empties = 10 units/hr

If all pipes are open

So, only 11−10=1 unit of water can be filled in tank

14of tank will be filled in

T.Cefficiency=(14×60)1=151=15hrs

=7am+15hr=10pm

Answer 2

Answer:

pipe A can fill a tank in 10 hours . pipe B can fill same tank in 12 hours . pipe C can empty the full tank in 16 hours ...

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