Solve : $$7\frac{1}{2} - $$$$\left[ {2\frac{1}{4} ÷ \left\{ {1\frac{1}{4} - \frac{1}{2}\left( {1\frac{1}{2} - \frac{1}{3} - \frac{1}{6}} \right)} \right\}} \right]$$= ?

Solve : $$7\frac{1}{2} - $$$$\left[ {2\frac{1}{4} ÷ \left\{ {1\frac{1

1.	Solve : $$7\frac{1}{2} - $$$$\left[ {2\frac{1}{4} ÷ \left\{ {1\frac{1}{4} - \frac{1}{2}\left( {1\frac{1}{2} - \frac{1}{3} - \frac{1}{6}} \right)} \right\}} \right]$$= ?
A.	$\frac{2}{9}$$
B.	$4\frac{1}{2}$$
C.	$9\frac{1}{2}$$
D.	$1\frac{77}{228}$$
Answer» C. $9\frac{1}{2}$$