The average weight of $100$ students is $32\, kg$. The average weight of first $49$ students is $30\, kg$ and that of last $50$ students is $34\, kg$. What is the weight (in $kg$ ) of the $50^{ th }$ student ?

  • A

    $25$

  • B

    $30$

  • C

    $32$

  • D

    $33$

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