2) 6.7; 18'

2) $$6 \cdot \frac{7}{18} = \frac{6}{1} \cdot \frac{7}{18} = \frac{6 \cdot 7}{1 \cdot 18} = \frac{42}{18} = \frac{7 \cdot 6}{3 \cdot 6} = \frac{7}{3} = 2\frac{1}{3}$$

Ответ: $$2\frac{1}{3}$$