1.

\eqalign{ & {\text{If }}x = \frac{1}{{2 + \frac{1}{2}}} \cr & {\text{then }}\frac{1}{x} = ? \cr} $$

A. 2/5
B. 5/2
C. 3/5
D. 1/2
Answer» C. 3/5


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