Question 190
Product of three numbers - In the diagram below each circle represents a digit. Fill in the diagram by placing one of the digits from 0 to 9 in each circle, using each digit once. $$
\text{○} \times \text{○○} \times \text{○○○} = \text{○○○○}
$$
\text{○} \times \text{○○} \times \text{○○○} = \text{○○○○}
$$