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Algebra

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Moderate

Double Complex Fraction

ALGEBR-JQBKEA

Find the value of the following complex fraction:

$$\cfrac{\left(\cfrac{\cfrac{2}{5}}{\cfrac{1}{3}+\cfrac{4}{7}}\right)}{\left(\cfrac{6}{5}-\cfrac{1}{4}+\cfrac{2}{9}\right)}$$

A

$\cfrac{8}{7}$

B

$\cfrac{1512}{4009}$

C

$-\cfrac{63}{2}$

D

$\cfrac{4009}{9450}$