A bottle of (7/20)L beverage, after Xiaoming drinks some, the ratio of what he drank to the rest is 2:3, how many milliliters of beverage is left?
一瓶(7/20)L的饮料，小明喝了一些后，喝了的和剩下的比是2：3，还剩下多少毫升饮料？
<gadget id="calculator">7 / 20</gadget>
<output>7/20 = around 0.35</output>

<gadget id="calculator">2 + 3</gadget>
<output>5</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(7/20) * 1_000 * (3/5)</gadget>
<output>210</output>

<result>210</result>