Ответ:

\(\frac{6}{6}, \frac{15}{6}, \frac{20}{6}, \frac{15}{15}, \frac{20}{15}, \frac{20}{20}\).

Ответ: \(\frac{6}{6}, \frac{15}{6}, \frac{20}{6}, \frac{15}{15}, \frac{20}{15}, \frac{20}{20}\).