\[\boxed{\mathbf{763}\mathbf{.}}\]
\[1)\ 8^{\log_{2}5} = \left( 2^{3} \right)^{\log_{2}5} =\]
\[= \left( 2^{\log_{2}5} \right)^{3} = 5^{3} = 125\]
\[2)\ 9^{\log_{3}12} = \left( 3^{2} \right)^{\log_{3}12} =\]
\[= \left( 3^{\log_{3}12} \right)^{2} = 12^{2} = 144\]
\[3)\ 16^{\log_{4}7} = \left( 4^{2} \right)^{\log_{4}7} =\]
\[= \left( 4^{\log_{4}7} \right)^{2} = 7^{2} = 49\]
\[4)\ {0,125}^{\log_{0,5}1} = \left( {0,5}^{3} \right)^{\log_{0,5}1} =\]
\[= \left( {0,5}^{\log_{0,5}1} \right)^{3} = 1^{3} = 1\]