Ответ:
\(\frac{3}{5}:\frac{11}{40}=\frac{3}{5}\cdot\frac{40}{11}=\frac{24}{11}\).
\(\frac{9}{11}+\frac{24}{11}=\frac{33}{11}=3\).
Ответ: 3.
\(\frac{3}{5}:\frac{11}{40}=\frac{3}{5}\cdot\frac{40}{11}=\frac{24}{11}\).
\(\frac{9}{11}+\frac{24}{11}=\frac{33}{11}=3\).
Ответ: 3.