\left. \begin{array} { l } { \frac { m - 2 n - 5 } { ( m ^ { 4 } n ^ { 3 } ) ^ { - 1 } } \frac { m ^ { - 2 } } { m ^ { - 4 } } } \\ { ( \frac { 9 ^ { - 1 } r ^ { 3 } } { q r ^ { - 2 } } ) ^ { - 5 } } \end{array} \right.
Evaluate
\left(m-2n-5\right)n^{3}m^{6},\ \frac{59049q^{5}}{r^{25}}
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