A bottle of liquid medicine is 3 liters, and it is evenly divided into 6 small bottles. How many milliliters of liquid medicine is contained in each small bottle?
一瓶药水3升，平均分装在6个小瓶里，每个小瓶装多少毫升药水？
<gadget id="calculator">3 * 1_000</gadget>
<output>3_000</output>

<gadget id="calculator">3_000 / 6</gadget>
<output>500</output>

<result>500</result>