\( \frac{2}{3} \) of \( \frac{5}{7} \)

1. \( 3-\frac{2-\frac{1}{3}}{1+\frac{2}{3}} \) Yukarıda verilen işlemin sonucu kaçtır? \begin{tabular}{llll|} A) 1 & B) 2 & C) \( \frac{1}{3} \) & D) \( \frac{2}{3} \)\end{tabular}

احسب: \| 5 \| + \| -2 \|.

\begin{tabular}{l} ¿Cuál es el par de números que representa una analogía numérica similar a la siguiente? \\ \hline \( 9: 81 \) \\ \hline \( 7: 350 \) \\ \hline \( 17: 289 \) \\ \( 8: 16 \) \\ \( 13: 187 \) \\ \( 9: 90 \) \\ \hline\end{tabular}

12. \( \frac{6}{\frac{2}{5}}-\frac{\frac{6}{2}}{5} \) Yukanda verilen işlemin sonucu kaçtır? \( \begin{array}{llll}\text { A) } \frac{72}{5} & \text { B) } \frac{-72}{5} & \text { C) } \frac{5}{72} & \text { D) } \frac{-5}{72}\end{array} \)

\( \frac{6}{\frac{2}{5}}-\frac{\frac{6}{5}}{5} \) Yukanda verilen islemin sonucu kaçır? \( \begin{array}{llll}\text { A) } \frac{72}{5} & \text { B) } \frac{-72}{5} & \text { C) } \frac{5}{72} & \text { D) } \frac{-5}{72}\end{array} \)