TS ICET 1 Oct 2020 Shift 1 Paper

Question : 96 of 200

Marks: +1, -0

Two pipes

{A}

and

{B}

can fill an empty cistern in 6 hours and 8 hours, respectively. After opening both the pipes simultaneously, pipe B is closed after

{X}

hours and

{A}

filled the rest of the tank in 4 hours. Then

{X}=

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