§ Задание 329
\[\boxed{\mathbf{2.}\mathbf{329}}\]

\[\textbf{а)}\ \text{QEFG} \rightarrow \frac{9}{25}\text{QRST.}\]
\[\textbf{б)}\ QKLM \rightarrow \frac{16}{25}\text{QRST.}\]
\[\textbf{в)}\ QEFG \rightarrow \frac{9}{16}\text{QKLM.}\]
\[\boxed{\mathbf{2.}\mathbf{329}}\]

\[\textbf{а)}\ \text{QEFG} \rightarrow \frac{9}{25}\text{QRST.}\]
\[\textbf{б)}\ QKLM \rightarrow \frac{16}{25}\text{QRST.}\]
\[\textbf{в)}\ QEFG \rightarrow \frac{9}{16}\text{QKLM.}\]