1.

By what number \[{{\left( \frac{4}{5} \right)}^{-5}}\]  must be multiplied so that the result is\[\frac{16}{9}\]?

A.  \[\frac{3}{2}\]                         
B.  \[{{\left( \frac{4}{3} \right)}^{7}}\]
C.  \[\frac{1}{3}\]                                     
D.  \[\frac{1}{2}\]
Answer» C.  \[\frac{1}{3}\]                                     


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