\[\boxed{\text{77\ (77).}\text{\ }\text{Еуроки\ -\ ДЗ\ без\ мороки}}\]
\[1){\ 2}^{24}\ \ и\ 9^{8}\]
\[2^{24} = \left( 2^{3} \right)^{8} = 8^{8}\]
\[8^{8} < 9^{8}\]
\[2^{24} < 9^{8}\]
\[2)\ {0,3}^{20}\ и\ {0,1}^{10}\]
\[{0,3}^{20} = \left( {0,3}^{2} \right)^{10} = {0,09}^{10}\]
\[{0,09}^{10} < {0,1}^{10}\text{\ \ }\]
\[{0,3}^{20} < \ {0,1}^{10}\]
\[3)\ {0,0015}^{10}\ и\ \ {0,2}^{40}\]
\[{0,2}^{40} = \left( {0,2}^{4} \right)^{10} = {0,0016}^{10}\]
\[{0,0016}^{10} > {0,0015}^{10}\]
\[{0,0015}^{10} < {0,2}^{40}\]