Civil Services UPSC EPFO (EO/AO) Mock Test 2023 Quantitative Aptitude Simplification Fractions

\(\dfrac{31}{15}[\frac{1}{1+\frac{2}{1-\frac{1}{1+\frac{1}{3}}}}\div\frac{1}{1-\frac{3}{1+\frac{2}{1+\frac{1}{2}}}}]\) = ?

1
\(\dfrac{-72}{53\times15}\)
2
\(\dfrac{-62}{63\times15}\)
3
\(\dfrac{-67}{73\times15}\)
4
None of these
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