Question

Multi Choice Type Question Marks : 1 Negative Marks : 0
Recy
Pipe A can fill a tank in 45 hrs and pipe B can fill it in 36
hrs. If both the pipes are opened in the empty tank. In how
many hours will it be full?
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Rez
Gd
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Answer 1

Answer:

plz write the question properly

Answer 2

Answer:

It will take 1/20hrs

Step-by-step explanation:

A=45hrs

1 hour=1/45hrs

B=36hrs

1 hours =1/36hrs

Now

1/45+1/36hrs

=9/180hrs

=1/20hrs