1.

The value of $${\text{3}}\frac{1}{2} - $$ $$\left[ {2\frac{1}{4} \div \left\{ {1\frac{1}{4} - \frac{1}{2}\left( {1\frac{1}{2} - \frac{1}{3} - \frac{1}{6}} \right)} \right\}} \right]$$= ?

A. $\frac{1}{2}$$
B. $2\frac{1}{2}$$
C. $3\frac{1}{2}$$
D. $9\frac{1}{2}$$
Answer» B. $2\frac{1}{2}$$


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