Three years ago the average age of a family of $5$ members was $27\, years.$ On addition of a child to the family, the present average age of the family is still $27 \,years.$ Find out the present age of the child. (in $years$)

  • A

    $16$

  • B

    $12$

  • C

    $24$

  • D

    $20$

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