[tex]\sqrt{\frac{121}{144} } = \frac{\sqrt{121}}{\sqrt{144}} = \frac{11}{12}[/tex]
[tex]\sqrt{2\frac{10}{27} } = \sqrt{2} \cdot \frac{\sqrt{10}}{\sqrt{27}} = \frac{\sqrt{2} \cdot \sqrt{10}}{\sqrt{27}} = \frac{\sqrt{20}}{3} = \frac{2\sqrt{5}}{3}[/tex]
[tex]\sqrt{\frac{121}{144} } = \frac{\sqrt{121}}{\sqrt{144}} = \frac{11}{12}[/tex]
[tex]\sqrt{2\frac{10}{27} } = \sqrt{2} \cdot \frac{\sqrt{10}}{\sqrt{27}} = \frac{\sqrt{2} \cdot \sqrt{10}}{\sqrt{27}} = \frac{\sqrt{20}}{3} = \frac{2\sqrt{5}}{3}[/tex]