The answer is -25 I'm pretty sure
[tex] \frac{ - {3}^{0} }{ {5}^{ - 2} } [/tex]
[tex] = \frac{1}{ \frac{1}{ {5}^{ 2} } } = \frac{1}{25} = \frac{1 \times 25}{1} = \frac{25}{1} [/tex]
[tex] = 25[/tex]
