Prepare honey water, which is prepared by mixing honey and water at a ratio of 1:9. Now there is 50ml of honey, how many milliliters of honey water can be prepared?
调制蜂蜜水，用蜂蜜和水按1：9调制而成，现在有50ml蜂蜜，可以调制多少毫升蜂蜜水？
<gadget id="calculator">1 + 9</gadget>
<output>10</output>

<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">50 / (1/10)</gadget>
<output>500</output>

<result>500</result>