з) $$33\frac{1}{3} \cdot 1\frac{1}{5} =$$

з) $$33\frac{1}{3} \cdot 1\frac{1}{5} = \frac{100}{3} \cdot \frac{6}{5} = \frac{100 \cdot 6}{3 \cdot 5} = \frac{20 \cdot 2}{1 \cdot 1} = \frac{40}{1} = 40$$