Pour 400ml of honey into the same glass, and you can fill 2 glasses. If you want to fill 8 glasses, how many milliliters of honey is needed.
把400毫升的蜂蜜倒入同样的玻璃杯中，可以倒满2杯，如果要倒满8杯，需要多少毫升的蜂蜜．
<gadget id="calculator">400 / 2</gadget>
<output>200</output>

<gadget id="calculator">200 * 8</gadget>
<output>1_600</output>

<result>1_600</result>