AP ICET 25 July 2022 Shift 2 Solved Paper

Question : 166 of 200

Marks: +1, -0

Pipes

\P

and

\Q

can fill an empty tank individually in

9

hours and

12

hours respectively. If these are opened alternately every hour, starting with

\P

, the pipe that fills the tank finally and the total time taken are given by

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