Вычислите: 1) \(0{,}1\sqrt{900}-\frac14\sqrt{64}\); 2) \(\sqrt{25}\cdot\sqrt{0{,}04}+\sqrt{3^3+22}\).

1. \(0{,}1\sqrt{900}-\frac14\sqrt{64}=0{,}1\cdot30-\frac14\cdot8=3-2=1\).
2. \(\sqrt{25}\cdot\sqrt{0{,}04}+\sqrt{3^3+22}=5\cdot0{,}2+\sqrt{27+22}=1+7=8\).

Ответ: 1) \(1\); 2) \(8\).