$${\frac{6}{37}} : 36 = {\frac{6}{37}} \cdot {\frac{1}{36}} = {\frac{6}{37 \cdot 36}} = {\frac{6}{37 \cdot 6 \cdot 6}} = {\frac{1}{37 \cdot 6}} = {\frac{1}{222}}$$
Ответ: $$\frac{1}{222}$$