Question

Ques. 13
Pipe A alone can fill 11.11% of the tank in 5 hours And pipe B alone can fill half of the tank in 36%, hours. Both pipes are opened
to fill the empty tank and some time later both pipes are closed, when the tank is supposed to be full. After that it was found the
tank was emptied in /3 hours because an outlet pipe C connected to the tank was opened from the beginning. If pipe C was
closed instead of closing pipe A and B, then the remaining tank would be filled in how much time?​

Answer 1

Answer:

Ques. 13

Pipe A alone can fill 11.11% of the tank in 5 hours And pipe B alone can fill half of the tank in 36%, hours. Both pipes are opened

to fill the empty tank and some time later both pipes are closed, when the tank is supposed to be full. After that it was found the

tank was emptied in /3 hours because an outlet pipe C connected to the tank was opened from the beginning. If pipe C was

closed instead of closing pipe A and B, then the remaining tank would be filled in how much time?

Answer 2

Pipe A can billion empty tanks in 5hrs

⇒ billed by pipe A in hr =

5

1

Pipe B can fill an empty tank in 6hrs.

⇒ Part filled by pipe B in 1hr=

6

1

∴ tank filled by pipe AandB together in 1 hr =

5

1

−

6

1

=

30

1

∴ the tank can be filled in 30hrs.

I hope it helps