What is the value of $\sqrt{729} + \sqrt{72.9} + \sqrt{7.29}$?

  • A
    $40.5$
  • B
    $45.6$
  • C
    $33.5$
  • D
    $38.23$

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$\sqrt{5^{2} \times 14 - 6 \times 7 + (4)^{?}} = 18$

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