Simplify

1)

\frac{\sqrt{4}}{\sqrt{2}}

\sqrt{2}

2)

\frac{\sqrt{6}}{\sqrt{2}}

\sqrt{3}

3)

\frac{9 \sqrt{21}}{3}

3 \sqrt{21}

4)

\frac{5 \sqrt{22}}{\sqrt{11}}

5 \sqrt{2}

5)

\frac{18 \sqrt{24}}{3 \sqrt{12}}

6 \sqrt{2}

6)

\frac{14 \sqrt{50}}{2 \sqrt{2}}

35

7)

\frac{\sqrt{200} - 2 \sqrt{2}}{5 \sqrt{2} - 3 \sqrt{8}}

- 8

8)

\frac{4 \sqrt{75} - 2 \sqrt{27}}{3 \sqrt{48}}

1 \frac{1}{6}