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$3 \frac{1}{2} - [2 \frac{1}{4} + \{1 \frac{1}{4} - \frac{1}{2} (1 \frac{1}{2} - \frac{1}{3} - \frac{1}{6})\}]$ का मान है -

1
$9 \frac{1}{2}$
2
$3 \frac{1}{2}$
3
$2 \frac{1}{2}$
4
$\frac{1}{2}$

Answer:- 4

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