1.
[tex]0.2 \sqrt{0.18} [/tex]
2.
[tex]07 \sqrt{0.28} [/tex]
3.
[tex]0.8 \sqrt{0.4} [/tex]
4.
[tex]0.8 \sqrt{0.16} [/tex]
5.
[tex]0.6 \sqrt{0.18} [/tex]